Home / 132,414.38-198,355.64-61,237.25

Finding the Fourth Proportional to 132,414.38, 198,355.64 and 61,237.25

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Solution

The fourth proportional to 132,414.38, 198,355.64 and 61,237.25 is: 91,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,414.38 : 198,355.64 = 61,237.25 : x
  2. Step 2: Convert to fraction form
    132,414.38/198,355.64 = 61,237.25/x
  3. Step 3: Cross multiply
    132,414.38x = 198,355.64 × 61,237.25
  4. Step 4: Simplify right side
    132,414.38x = 12,146,753,361.46
  5. Step 5: Solve for x
    x = 12,146,753,361.46/132,414.38
  6. Step 6: Final answer
    x = 91,732.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.