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Finding the Fourth Proportional to 125,165.44, 187,772.33 and 40,902.87

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Solution

The fourth proportional to 125,165.44, 187,772.33 and 40,902.87 is: 61,362.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,165.44 : 187,772.33 = 40,902.87 : x
  2. Step 2: Convert to fraction form
    125,165.44/187,772.33 = 40,902.87/x
  3. Step 3: Cross multiply
    125,165.44x = 187,772.33 × 40,902.87
  4. Step 4: Simplify right side
    125,165.44x = 7,680,427,779.91
  5. Step 5: Solve for x
    x = 7,680,427,779.91/125,165.44
  6. Step 6: Final answer
    x = 61,362.21

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