Home / 84,592.38-126,897.14-31,298.43

Finding the Fourth Proportional to 84,592.38, 126,897.14 and 31,298.43

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Solution

The fourth proportional to 84,592.38, 126,897.14 and 31,298.43 is: 46,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,592.38 : 126,897.14 = 31,298.43 : x
  2. Step 2: Convert to fraction form
    84,592.38/126,897.14 = 31,298.43/x
  3. Step 3: Cross multiply
    84,592.38x = 126,897.14 × 31,298.43
  4. Step 4: Simplify right side
    84,592.38x = 3,971,681,253.49
  5. Step 5: Solve for x
    x = 3,971,681,253.49/84,592.38
  6. Step 6: Final answer
    x = 46,950.82

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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.