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Finding the Fourth Proportional to 36.54, 50.38 and 24.89

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Solution

The fourth proportional to 36.54, 50.38 and 24.89 is: 34.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.54 : 50.38 = 24.89 : x
  2. Step 2: Convert to fraction form
    36.54/50.38 = 24.89/x
  3. Step 3: Cross multiply
    36.54x = 50.38 × 24.89
  4. Step 4: Simplify right side
    36.54x = 1,253.64
  5. Step 5: Solve for x
    x = 1,253.64/36.54
  6. Step 6: Final answer
    x = 34.31

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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.