Home / 132,560.08-198,909.24-53,732.56

Finding the Fourth Proportional to 132,560.08, 198,909.24 and 53,732.56

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Solution

The fourth proportional to 132,560.08, 198,909.24 and 53,732.56 is: 80,626.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,560.08 : 198,909.24 = 53,732.56 : x
  2. Step 2: Convert to fraction form
    132,560.08/198,909.24 = 53,732.56/x
  3. Step 3: Cross multiply
    132,560.08x = 198,909.24 × 53,732.56
  4. Step 4: Simplify right side
    132,560.08x = 10,687,902,672.85
  5. Step 5: Solve for x
    x = 10,687,902,672.85/132,560.08
  6. Step 6: Final answer
    x = 80,626.86

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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.