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Finding the Third Proportional to 71,672 and 97,304

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Solution

The third proportional to 71,672 and 97,304 is: 132,102.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,672 : 97,304 = 97,304 : x
  2. Step 2: Convert to fraction form
    71,672/97,304 = 97,304/x
  3. Step 3: Cross multiply
    71,672x = 97,304 × 97,304
  4. Step 4: Simplify right side
    71,672x = 9,468,068,416
  5. Step 5: Solve for x
    x = 9,468,068,416/71,672
  6. Step 6: Final answer
    x = 132,102.75

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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.