A machine costing $217,200 with a four-year life and 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: year 1, 121 400 year 2, year and year 4, 135,600. The total number of units produced by the end of year 4 exceeds the original estimate-this difference was not predicted. IThe machine must not 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.) Straight-Line Depreciation Depreciation Year Expense 49,300 49,300 49,300 49,300 197,200 Total