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Finding the Fourth Proportional to 62,789.72, 86,654.68 and 35,940.66

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Solution

The fourth proportional to 62,789.72, 86,654.68 and 35,940.66 is: 49,600.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,789.72 : 86,654.68 = 35,940.66 : x
  2. Step 2: Convert to fraction form
    62,789.72/86,654.68 = 35,940.66/x
  3. Step 3: Cross multiply
    62,789.72x = 86,654.68 × 35,940.66
  4. Step 4: Simplify right side
    62,789.72x = 3,114,426,391.29
  5. Step 5: Solve for x
    x = 3,114,426,391.29/62,789.72
  6. Step 6: Final answer
    x = 49,600.90

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