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Finding the Third Proportional to 38,264 and 81,088

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Solution

The third proportional to 38,264 and 81,088 is: 171,839.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,264 : 81,088 = 81,088 : x
  2. Step 2: Convert to fraction form
    38,264/81,088 = 81,088/x
  3. Step 3: Cross multiply
    38,264x = 81,088 × 81,088
  4. Step 4: Simplify right side
    38,264x = 6,575,263,744
  5. Step 5: Solve for x
    x = 6,575,263,744/38,264
  6. Step 6: Final answer
    x = 171,839.42

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.