On December 31, 2017, Headland Inc. rendered services to Beghun Corporation at an agreed price of $125,010, accepting $49,000 down and agreeing to accept the balance in four equal installments of $24,500 receivable each December 31. An assumed interest rate of 11% is imputed. Prepare an amortization schedule. Assume that the effective-interest method is used for amortization purposes. (Round answers to 0 decimal places, e.g. 5,275.)