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Finding the Fourth Proportional to 58,519.06, 80,755.72 and 31,660.99

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Solution

The fourth proportional to 58,519.06, 80,755.72 and 31,660.99 is: 43,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,519.06 : 80,755.72 = 31,660.99 : x
  2. Step 2: Convert to fraction form
    58,519.06/80,755.72 = 31,660.99/x
  3. Step 3: Cross multiply
    58,519.06x = 80,755.72 × 31,660.99
  4. Step 4: Simplify right side
    58,519.06x = 2,556,805,762.32
  5. Step 5: Solve for x
    x = 2,556,805,762.32/58,519.06
  6. Step 6: Final answer
    x = 43,691.85

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