Home / 154,377.62-231,562.11-49,202.90

Finding the Fourth Proportional to 154,377.62, 231,562.11 and 49,202.90

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Solution

The fourth proportional to 154,377.62, 231,562.11 and 49,202.90 is: 73,802.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,377.62 : 231,562.11 = 49,202.90 : x
  2. Step 2: Convert to fraction form
    154,377.62/231,562.11 = 49,202.90/x
  3. Step 3: Cross multiply
    154,377.62x = 231,562.11 × 49,202.90
  4. Step 4: Simplify right side
    154,377.62x = 11,393,527,342.12
  5. Step 5: Solve for x
    x = 11,393,527,342.12/154,377.62
  6. Step 6: Final answer
    x = 73,802.97

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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.