Home / 125,114.20-187,703.30-88,250.20

Finding the Fourth Proportional to 125,114.20, 187,703.30 and 88,250.20

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Solution

The fourth proportional to 125,114.20, 187,703.30 and 88,250.20 is: 132,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,114.20 : 187,703.30 = 88,250.20 : x
  2. Step 2: Convert to fraction form
    125,114.20/187,703.30 = 88,250.20/x
  3. Step 3: Cross multiply
    125,114.20x = 187,703.30 × 88,250.20
  4. Step 4: Simplify right side
    125,114.20x = 16,564,853,765.66
  5. Step 5: Solve for x
    x = 16,564,853,765.66/125,114.20
  6. Step 6: Final answer
    x = 132,397.87

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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.