Home / 54,545.62-81,818.43-15,102.73

Finding the Fourth Proportional to 54,545.62, 81,818.43 and 15,102.73

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Solution

The fourth proportional to 54,545.62, 81,818.43 and 15,102.73 is: 22,654.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.62 : 81,818.43 = 15,102.73 : x
  2. Step 2: Convert to fraction form
    54,545.62/81,818.43 = 15,102.73/x
  3. Step 3: Cross multiply
    54,545.62x = 81,818.43 × 15,102.73
  4. Step 4: Simplify right side
    54,545.62x = 1,235,681,657.31
  5. Step 5: Solve for x
    x = 1,235,681,657.31/54,545.62
  6. Step 6: Final answer
    x = 22,654.10

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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.