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Harris Machinery received a demand loan of $$170,000.$ It repaid $$70,000$ at the end of the first year, $$95,000$ at the end of the second year, and the balance at the end of the third year. The interest rate charged on the loan was $5\mathrm{.}75\%$ compounded semiannually during the first year, $5\mathrm{.}50\%$ compounded quarterly during the second year, and $5\mathrm{.}00\%$ compounded monthly during the third year.

a$.$ What was the balance of the loan at the end of the first year?

Round to the nearest cent

b$.$ What was the balance of the loan at the end of the second year?

Round to the nearest cent

c$.$ What amount at the end of the third year will settle the loan?

Round to the nearest cent