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Finding the Fourth Proportional to 50.57, 75.87 and 24.56

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Solution

The fourth proportional to 50.57, 75.87 and 24.56 is: 36.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.57 : 75.87 = 24.56 : x
  2. Step 2: Convert to fraction form
    50.57/75.87 = 24.56/x
  3. Step 3: Cross multiply
    50.57x = 75.87 × 24.56
  4. Step 4: Simplify right side
    50.57x = 1,863.37
  5. Step 5: Solve for x
    x = 1,863.37/50.57
  6. Step 6: Final answer
    x = 36.85

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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.