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Finding the Fourth Proportional to 83,598.32, 115,365.67 and 47,789.13

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Solution

The fourth proportional to 83,598.32, 115,365.67 and 47,789.13 is: 65,948.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,598.32 : 115,365.67 = 47,789.13 : x
  2. Step 2: Convert to fraction form
    83,598.32/115,365.67 = 47,789.13/x
  3. Step 3: Cross multiply
    83,598.32x = 115,365.67 × 47,789.13
  4. Step 4: Simplify right side
    83,598.32x = 5,513,225,001.17
  5. Step 5: Solve for x
    x = 5,513,225,001.17/83,598.32
  6. Step 6: Final answer
    x = 65,948.99

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