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Finding the Fourth Proportional to 132,116.93, 198,174.86 and 47,857.38

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Solution

The fourth proportional to 132,116.93, 198,174.86 and 47,857.38 is: 71,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,116.93 : 198,174.86 = 47,857.38 : x
  2. Step 2: Convert to fraction form
    132,116.93/198,174.86 = 47,857.38/x
  3. Step 3: Cross multiply
    132,116.93x = 198,174.86 × 47,857.38
  4. Step 4: Simplify right side
    132,116.93x = 9,484,129,581.47
  5. Step 5: Solve for x
    x = 9,484,129,581.47/132,116.93
  6. Step 6: Final answer
    x = 71,785.88

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