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Finding the Fourth Proportional to 24.60, 36.85 and 16.97

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Solution

The fourth proportional to 24.60, 36.85 and 16.97 is: 25.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.60 : 36.85 = 16.97 : x
  2. Step 2: Convert to fraction form
    24.60/36.85 = 16.97/x
  3. Step 3: Cross multiply
    24.60x = 36.85 × 16.97
  4. Step 4: Simplify right side
    24.60x = 625.34
  5. Step 5: Solve for x
    x = 625.34/24.60
  6. Step 6: Final answer
    x = 25.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.