A machine costing $215,200 with a four-year life and an estimated $18,000 salvage value is installed in Luther Company's factory on January 1. The factory manager estimates the machine will produce 493,000 units of product during its life. It actually produces the following units: 123,100 in Year 1, 122,500 in Year 2, 121,600 in Year 3, 135,800 in Year 4. The total number of units produced by the end of Year 4 exceeds the original estimate-this difference was not predicted. The machine cannot be depreciated below its estimated salvage value.) Required: Compute depreciation for each year (and total depreciation of all years combined) for the machine under each depreciation method. (Round your per unit depreciation to 2 decimal places. Round your answers to the nearest whole dollar.) Complete this question by entering your answers in the tabs below. Straight Une Units of Production DDB Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Straight-line depreciation Straight-Line Depreciation Year Depreciation Expense 1 2 3 4 Complete this question by entering your answers in the tabs below. DDB Straight Une Units of Production Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Units of production Units of Production Depreciation Depreciation per unit Expense Year 1 2 3 Units Depreciable Units 123.100 122,500 121,000 135,800 4 You Complete this question by entering your answers in the tabs below. Units of Straight Line Production DDB Compute depreciation for each year (and total depreciation of all years combined) for the machine under the Double- declining-balance DDB Depreciation for the Period End of Period Beginning of Year Perlod Book Depreciation Depreciation Accumulated Value Rate Expense Depreciation Book Value % % % % Total 1 2 3 4 United Production