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Finding the Fourth Proportional to 29.72, 41.03 and 24.28

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Solution

The fourth proportional to 29.72, 41.03 and 24.28 is: 33.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.72 : 41.03 = 24.28 : x
  2. Step 2: Convert to fraction form
    29.72/41.03 = 24.28/x
  3. Step 3: Cross multiply
    29.72x = 41.03 × 24.28
  4. Step 4: Simplify right side
    29.72x = 996.21
  5. Step 5: Solve for x
    x = 996.21/29.72
  6. Step 6: Final answer
    x = 33.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.