Home / 151,691.20-227,574.32-68,562.88

Finding the Fourth Proportional to 151,691.20, 227,574.32 and 68,562.88

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Solution

The fourth proportional to 151,691.20, 227,574.32 and 68,562.88 is: 102,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,691.20 : 227,574.32 = 68,562.88 : x
  2. Step 2: Convert to fraction form
    151,691.20/227,574.32 = 68,562.88/x
  3. Step 3: Cross multiply
    151,691.20x = 227,574.32 × 68,562.88
  4. Step 4: Simplify right side
    151,691.20x = 15,603,150,793.24
  5. Step 5: Solve for x
    x = 15,603,150,793.24/151,691.20
  6. Step 6: Final answer
    x = 102,861.28

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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.