Home / 54,545.76-81,818.74-15,102.98

Finding the Fourth Proportional to 54,545.76, 81,818.74 and 15,102.98

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Solution

The fourth proportional to 54,545.76, 81,818.74 and 15,102.98 is: 22,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,545.76 : 81,818.74 = 15,102.98 : x
  2. Step 2: Convert to fraction form
    54,545.76/81,818.74 = 15,102.98/x
  3. Step 3: Cross multiply
    54,545.76x = 81,818.74 × 15,102.98
  4. Step 4: Simplify right side
    54,545.76x = 1,235,706,793.85
  5. Step 5: Solve for x
    x = 1,235,706,793.85/54,545.76
  6. Step 6: Final answer
    x = 22,654.50

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1.5x scale

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.