Home / 132,286.91-198,294.44-52,292.39

Finding the Fourth Proportional to 132,286.91, 198,294.44 and 52,292.39

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Solution

The fourth proportional to 132,286.91, 198,294.44 and 52,292.39 is: 78,384.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,286.91 : 198,294.44 = 52,292.39 : x
  2. Step 2: Convert to fraction form
    132,286.91/198,294.44 = 52,292.39/x
  3. Step 3: Cross multiply
    132,286.91x = 198,294.44 × 52,292.39
  4. Step 4: Simplify right side
    132,286.91x = 10,369,288,938.38
  5. Step 5: Solve for x
    x = 10,369,288,938.38/132,286.91
  6. Step 6: Final answer
    x = 78,384.85

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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.