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Finding the Fourth Proportional to 58,500.09, 80,729.82 and 31,642.52

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Solution

The fourth proportional to 58,500.09, 80,729.82 and 31,642.52 is: 43,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,500.09 : 80,729.82 = 31,642.52 : x
  2. Step 2: Convert to fraction form
    58,500.09/80,729.82 = 31,642.52/x
  3. Step 3: Cross multiply
    58,500.09x = 80,729.82 × 31,642.52
  4. Step 4: Simplify right side
    58,500.09x = 2,554,494,540.30
  5. Step 5: Solve for x
    x = 2,554,494,540.30/58,500.09
  6. Step 6: Final answer
    x = 43,666.51

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