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Finding the Third Proportional to 38,156 and 82,667

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Solution

The third proportional to 38,156 and 82,667 is: 179,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,156 : 82,667 = 82,667 : x
  2. Step 2: Convert to fraction form
    38,156/82,667 = 82,667/x
  3. Step 3: Cross multiply
    38,156x = 82,667 × 82,667
  4. Step 4: Simplify right side
    38,156x = 6,833,832,889
  5. Step 5: Solve for x
    x = 6,833,832,889/38,156
  6. Step 6: Final answer
    x = 179,102.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.