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Finding the Fourth Proportional to 36.43, 50.34 and 33.73

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Solution

The fourth proportional to 36.43, 50.34 and 33.73 is: 46.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.43 : 50.34 = 33.73 : x
  2. Step 2: Convert to fraction form
    36.43/50.34 = 33.73/x
  3. Step 3: Cross multiply
    36.43x = 50.34 × 33.73
  4. Step 4: Simplify right side
    36.43x = 1,697.97
  5. Step 5: Solve for x
    x = 1,697.97/36.43
  6. Step 6: Final answer
    x = 46.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.