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Finding the Fourth Proportional to 50.38, 75.58 and 36.04

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Solution

The fourth proportional to 50.38, 75.58 and 36.04 is: 54.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.38 : 75.58 = 36.04 : x
  2. Step 2: Convert to fraction form
    50.38/75.58 = 36.04/x
  3. Step 3: Cross multiply
    50.38x = 75.58 × 36.04
  4. Step 4: Simplify right side
    50.38x = 2,723.90
  5. Step 5: Solve for x
    x = 2,723.90/50.38
  6. Step 6: Final answer
    x = 54.07

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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.