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Finding the Fourth Proportional to 38.55, 57.68 and 24.04

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Solution

The fourth proportional to 38.55, 57.68 and 24.04 is: 35.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.55 : 57.68 = 24.04 : x
  2. Step 2: Convert to fraction form
    38.55/57.68 = 24.04/x
  3. Step 3: Cross multiply
    38.55x = 57.68 × 24.04
  4. Step 4: Simplify right side
    38.55x = 1,386.77
  5. Step 5: Solve for x
    x = 1,386.77/38.55
  6. Step 6: Final answer
    x = 35.97

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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.