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Finding the Third Proportional to 37,538 and 81,566

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Solution

The third proportional to 37,538 and 81,566 is: 177,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,538 : 81,566 = 81,566 : x
  2. Step 2: Convert to fraction form
    37,538/81,566 = 81,566/x
  3. Step 3: Cross multiply
    37,538x = 81,566 × 81,566
  4. Step 4: Simplify right side
    37,538x = 6,653,012,356
  5. Step 5: Solve for x
    x = 6,653,012,356/37,538
  6. Step 6: Final answer
    x = 177,234.07

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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.