A construction management company is examining its cash ow requirements for the next few years. The company expects to replace software and ineld computing equipment at various times. Specically, the company expects to spend $7,000 1 year from now, $11,000 3 years from now, and $18,000 each year in years 6 through 10. What is the future worth in year 10 of the planned expenditures, at an interest rate of 15% per year? The future worth is determined to be $ _