A construction management company is examining its cash flow requirements for the next 7 years. The company expects to replace software and in-field computing equipment at various times over a 7-year planning period. Specifically, the company expects to spend $6,000 1 year from now, $11,000 3 years from now. and $20,000 each year in years 6 through 10. What is the future worth in year 10 of the planned expenditures, at an interest rate of 10% per year? The future worth is determined to be $