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Finding the Third Proportional to 10,102 and 16,755

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Solution

The third proportional to 10,102 and 16,755 is: 27,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102 : 16,755 = 16,755 : x
  2. Step 2: Convert to fraction form
    10,102/16,755 = 16,755/x
  3. Step 3: Cross multiply
    10,102x = 16,755 × 16,755
  4. Step 4: Simplify right side
    10,102x = 280,730,025
  5. Step 5: Solve for x
    x = 280,730,025/10,102
  6. Step 6: Final answer
    x = 27,789.55

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.