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Finding the Fourth Proportional to 50.96, 70.29 and 32.54

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Solution

The fourth proportional to 50.96, 70.29 and 32.54 is: 44.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.96 : 70.29 = 32.54 : x
  2. Step 2: Convert to fraction form
    50.96/70.29 = 32.54/x
  3. Step 3: Cross multiply
    50.96x = 70.29 × 32.54
  4. Step 4: Simplify right side
    50.96x = 2,286.89
  5. Step 5: Solve for x
    x = 2,286.89/50.96
  6. Step 6: Final answer
    x = 44.87

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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.