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Finding the Third Proportional to 38,138 and 59,531

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Solution

The third proportional to 38,138 and 59,531 is: 92,924.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,138 : 59,531 = 59,531 : x
  2. Step 2: Convert to fraction form
    38,138/59,531 = 59,531/x
  3. Step 3: Cross multiply
    38,138x = 59,531 × 59,531
  4. Step 4: Simplify right side
    38,138x = 3,543,939,961
  5. Step 5: Solve for x
    x = 3,543,939,961/38,138
  6. Step 6: Final answer
    x = 92,924.12

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.