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Finding the Fourth Proportional to 33.31, 50.16 and 29.54

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Solution

The fourth proportional to 33.31, 50.16 and 29.54 is: 44.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.31 : 50.16 = 29.54 : x
  2. Step 2: Convert to fraction form
    33.31/50.16 = 29.54/x
  3. Step 3: Cross multiply
    33.31x = 50.16 × 29.54
  4. Step 4: Simplify right side
    33.31x = 1,481.73
  5. Step 5: Solve for x
    x = 1,481.73/33.31
  6. Step 6: Final answer
    x = 44.48

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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.