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Finding the Third Proportional to 38,136 and 58,339

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Solution

The third proportional to 38,136 and 58,339 is: 89,244.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,136 : 58,339 = 58,339 : x
  2. Step 2: Convert to fraction form
    38,136/58,339 = 58,339/x
  3. Step 3: Cross multiply
    38,136x = 58,339 × 58,339
  4. Step 4: Simplify right side
    38,136x = 3,403,438,921
  5. Step 5: Solve for x
    x = 3,403,438,921/38,136
  6. Step 6: Final answer
    x = 89,244.78

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.