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Finding the Third Proportional to 16.31 and 24.75

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Solution

The third proportional to 16.31 and 24.75 is: 37.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.31 : 24.75 = 24.75 : x
  2. Step 2: Convert to fraction form
    16.31/24.75 = 24.75/x
  3. Step 3: Cross multiply
    16.31x = 24.75 × 24.75
  4. Step 4: Simplify right side
    16.31x = 612.56
  5. Step 5: Solve for x
    x = 612.56/16.31
  6. Step 6: Final answer
    x = 37.55

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.