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Finding the Third Proportional to 79,139 and 167,107

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Solution

The third proportional to 79,139 and 167,107 is: 352,856.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,139 : 167,107 = 167,107 : x
  2. Step 2: Convert to fraction form
    79,139/167,107 = 167,107/x
  3. Step 3: Cross multiply
    79,139x = 167,107 × 167,107
  4. Step 4: Simplify right side
    79,139x = 27,924,749,449
  5. Step 5: Solve for x
    x = 27,924,749,449/79,139
  6. Step 6: Final answer
    x = 352,856.99

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.