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Finding the Third Proportional to 79,508 and 107,966

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Solution

The third proportional to 79,508 and 107,966 is: 146,609.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,508 : 107,966 = 107,966 : x
  2. Step 2: Convert to fraction form
    79,508/107,966 = 107,966/x
  3. Step 3: Cross multiply
    79,508x = 107,966 × 107,966
  4. Step 4: Simplify right side
    79,508x = 11,656,657,156
  5. Step 5: Solve for x
    x = 11,656,657,156/79,508
  6. Step 6: Final answer
    x = 146,609.87

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.