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Finding the Fourth Proportional to 50.11, 75.09 and 32.73

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Solution

The fourth proportional to 50.11, 75.09 and 32.73 is: 49.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.11 : 75.09 = 32.73 : x
  2. Step 2: Convert to fraction form
    50.11/75.09 = 32.73/x
  3. Step 3: Cross multiply
    50.11x = 75.09 × 32.73
  4. Step 4: Simplify right side
    50.11x = 2,457.70
  5. Step 5: Solve for x
    x = 2,457.70/50.11
  6. Step 6: Final answer
    x = 49.05

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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.