Home / 151,553.56-227,305.85-71,591.36

Finding the Fourth Proportional to 151,553.56, 227,305.85 and 71,591.36

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Solution

The fourth proportional to 151,553.56, 227,305.85 and 71,591.36 is: 107,375.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,553.56 : 227,305.85 = 71,591.36 : x
  2. Step 2: Convert to fraction form
    151,553.56/227,305.85 = 71,591.36/x
  3. Step 3: Cross multiply
    151,553.56x = 227,305.85 × 71,591.36
  4. Step 4: Simplify right side
    151,553.56x = 16,273,134,937.46
  5. Step 5: Solve for x
    x = 16,273,134,937.46/151,553.56
  6. Step 6: Final answer
    x = 107,375.47

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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.