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Finding the Fourth Proportional to 33.44, 50.06 and 28.14

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Solution

The fourth proportional to 33.44, 50.06 and 28.14 is: 42.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33.44 : 50.06 = 28.14 : x
  2. Step 2: Convert to fraction form
    33.44/50.06 = 28.14/x
  3. Step 3: Cross multiply
    33.44x = 50.06 × 28.14
  4. Step 4: Simplify right side
    33.44x = 1,408.69
  5. Step 5: Solve for x
    x = 1,408.69/33.44
  6. Step 6: Final answer
    x = 42.13

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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.