On January 1, 2023, a machine was purchased for $112,500. The machine has an estimated salvage value of $7,200 and an estimated useful life of 5 years. The machine can operate for 117,000 hours before it needs to be replaced. The company closed its books on December 31 and operates the machine as follows: 2023, 23,400 hours; 2024, 29,250 hours; 2025, 17,550 hours; 2026, 35,100 hours; and 2027,11,700 hours. Compute the annual depreciation charges over the machine's life assuming a December 31 year-end for each of the following depreciation methods. (Round rate per hour to 2 decimal places, eg. 15.25 and final answers to 0 decimal places, eg. 45,892.) 3. Sum-of-the-Years'-Digits Method \begin{tabular}{ll|} Year & \\ 2023 & $ \\ 2024 & $ \\ 2025 & $ \\ 2026 & $ \\ 2027 & \\ \hline \end{tabular} 4. Double-Declining-Balance Method Year 2023 2024 2025 2026 2027