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Finding the Third Proportional to 51,696 and 77,542

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Solution

The third proportional to 51,696 and 77,542 is: 116,310.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,696 : 77,542 = 77,542 : x
  2. Step 2: Convert to fraction form
    51,696/77,542 = 77,542/x
  3. Step 3: Cross multiply
    51,696x = 77,542 × 77,542
  4. Step 4: Simplify right side
    51,696x = 6,012,761,764
  5. Step 5: Solve for x
    x = 6,012,761,764/51,696
  6. Step 6: Final answer
    x = 116,310.00

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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.