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Finding the Third Proportional to 83.53 and 127.97

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Solution

The third proportional to 83.53 and 127.97 is: 196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    83.53 : 127.97 = 127.97 : x
  2. Step 2: Convert to fraction form
    83.53/127.97 = 127.97/x
  3. Step 3: Cross multiply
    83.53x = 127.97 × 127.97
  4. Step 4: Simplify right side
    83.53x = 16,376.00
  5. Step 5: Solve for x
    x = 16,376.00/83.53
  6. Step 6: Final answer
    x = 196.05

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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.