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Finding the Fourth Proportional to 50.27, 75.36 and 36.73

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Solution

The fourth proportional to 50.27, 75.36 and 36.73 is: 55.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.27 : 75.36 = 36.73 : x
  2. Step 2: Convert to fraction form
    50.27/75.36 = 36.73/x
  3. Step 3: Cross multiply
    50.27x = 75.36 × 36.73
  4. Step 4: Simplify right side
    50.27x = 2,767.97
  5. Step 5: Solve for x
    x = 2,767.97/50.27
  6. Step 6: Final answer
    x = 55.06

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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.