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Finding the Third Proportional to 71,962 and 107,951

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Solution

The third proportional to 71,962 and 107,951 is: 161,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,962 : 107,951 = 107,951 : x
  2. Step 2: Convert to fraction form
    71,962/107,951 = 107,951/x
  3. Step 3: Cross multiply
    71,962x = 107,951 × 107,951
  4. Step 4: Simplify right side
    71,962x = 11,653,418,401
  5. Step 5: Solve for x
    x = 11,653,418,401/71,962
  6. Step 6: Final answer
    x = 161,938.50

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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.