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Finding the Fourth Proportional to 101,866.92, 140,576.31 and 59,417.25

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Solution

The fourth proportional to 101,866.92, 140,576.31 and 59,417.25 is: 81,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,866.92 : 140,576.31 = 59,417.25 : x
  2. Step 2: Convert to fraction form
    101,866.92/140,576.31 = 59,417.25/x
  3. Step 3: Cross multiply
    101,866.92x = 140,576.31 × 59,417.25
  4. Step 4: Simplify right side
    101,866.92x = 8,352,657,755.35
  5. Step 5: Solve for x
    x = 8,352,657,755.35/101,866.92
  6. Step 6: Final answer
    x = 81,995.78

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