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Finding the Third Proportional to 68,552 and 108,636

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Solution

The third proportional to 68,552 and 108,636 is: 172,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,552 : 108,636 = 108,636 : x
  2. Step 2: Convert to fraction form
    68,552/108,636 = 108,636/x
  3. Step 3: Cross multiply
    68,552x = 108,636 × 108,636
  4. Step 4: Simplify right side
    68,552x = 11,801,780,496
  5. Step 5: Solve for x
    x = 11,801,780,496/68,552
  6. Step 6: Final answer
    x = 172,158.08

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.