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Finding the Third Proportional to 20,061 and 25,542

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Solution

The third proportional to 20,061 and 25,542 is: 32,520.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061 : 25,542 = 25,542 : x
  2. Step 2: Convert to fraction form
    20,061/25,542 = 25,542/x
  3. Step 3: Cross multiply
    20,061x = 25,542 × 25,542
  4. Step 4: Simplify right side
    20,061x = 652,393,764
  5. Step 5: Solve for x
    x = 652,393,764/20,061
  6. Step 6: Final answer
    x = 32,520.50

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Why These Related Problems?

These problems maintain the same ratio (1.27) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.