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Finding the Fourth Proportional to 50.31, 75.46 and 24.62

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Solution

The fourth proportional to 50.31, 75.46 and 24.62 is: 36.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.31 : 75.46 = 24.62 : x
  2. Step 2: Convert to fraction form
    50.31/75.46 = 24.62/x
  3. Step 3: Cross multiply
    50.31x = 75.46 × 24.62
  4. Step 4: Simplify right side
    50.31x = 1,857.95
  5. Step 5: Solve for x
    x = 1,857.95/50.31
  6. Step 6: Final answer
    x = 36.93

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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.