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Finding the Fourth Proportional to 24.47, 36.71 and 10.22

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Solution

The fourth proportional to 24.47, 36.71 and 10.22 is: 15.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.47 : 36.71 = 10.22 : x
  2. Step 2: Convert to fraction form
    24.47/36.71 = 10.22/x
  3. Step 3: Cross multiply
    24.47x = 36.71 × 10.22
  4. Step 4: Simplify right side
    24.47x = 375.18
  5. Step 5: Solve for x
    x = 375.18/24.47
  6. Step 6: Final answer
    x = 15.33

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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.