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Finding the Third Proportional to 37.13 and 80.88

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Solution

The third proportional to 37.13 and 80.88 is: 176.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.13 : 80.88 = 80.88 : x
  2. Step 2: Convert to fraction form
    37.13/80.88 = 80.88/x
  3. Step 3: Cross multiply
    37.13x = 80.88 × 80.88
  4. Step 4: Simplify right side
    37.13x = 6,540.77
  5. Step 5: Solve for x
    x = 6,540.77/37.13
  6. Step 6: Final answer
    x = 176.18

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.