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On January 2, 2021, Archer Company, a skateboard manufacturer, installed a computerized machine in its factory at a cost of $179.200 The machine's useful life was estimated at four years or a total of 186,500 units with a $30,000 trade-in value. Archer Company's year- end is December 31. Calculate depreciation for each year of the machine's estimated useful life under each of the following methods (Do not round intermediate calculations.) a. Straight-line b. Double-declining-balance c. Units-of-production, assuming actual units produced were Year Units 2021 2022 2023 2024 39,400 42,800 53,700 67,000 Year Straight Line Double Declining-Balance Units of Production. 2021 2022 2023 2024 Total