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Finding the Third Proportional to 16.45 and 24.89

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Solution

The third proportional to 16.45 and 24.89 is: 37.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.45 : 24.89 = 24.89 : x
  2. Step 2: Convert to fraction form
    16.45/24.89 = 24.89/x
  3. Step 3: Cross multiply
    16.45x = 24.89 × 24.89
  4. Step 4: Simplify right side
    16.45x = 619.54
  5. Step 5: Solve for x
    x = 619.54/16.45
  6. Step 6: Final answer
    x = 37.66

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.