Home / 132,343.76-198,515.66-38,849.52

Finding the Fourth Proportional to 132,343.76, 198,515.66 and 38,849.52

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Solution

The fourth proportional to 132,343.76, 198,515.66 and 38,849.52 is: 58,274.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343.76 : 198,515.66 = 38,849.52 : x
  2. Step 2: Convert to fraction form
    132,343.76/198,515.66 = 38,849.52/x
  3. Step 3: Cross multiply
    132,343.76x = 198,515.66 × 38,849.52
  4. Step 4: Simplify right side
    132,343.76x = 7,712,238,103.48
  5. Step 5: Solve for x
    x = 7,712,238,103.48/132,343.76
  6. Step 6: Final answer
    x = 58,274.29

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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.