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Finding the Fourth Proportional to 24.97, 37.46 and 11.45

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Solution

The fourth proportional to 24.97, 37.46 and 11.45 is: 17.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.97 : 37.46 = 11.45 : x
  2. Step 2: Convert to fraction form
    24.97/37.46 = 11.45/x
  3. Step 3: Cross multiply
    24.97x = 37.46 × 11.45
  4. Step 4: Simplify right side
    24.97x = 429.04
  5. Step 5: Solve for x
    x = 429.04/24.97
  6. Step 6: Final answer
    x = 17.18

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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.