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Finding the Fourth Proportional to 28.03, 41.97 and 24.25

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Solution

The fourth proportional to 28.03, 41.97 and 24.25 is: 36.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.03 : 41.97 = 24.25 : x
  2. Step 2: Convert to fraction form
    28.03/41.97 = 24.25/x
  3. Step 3: Cross multiply
    28.03x = 41.97 × 24.25
  4. Step 4: Simplify right side
    28.03x = 1,017.56
  5. Step 5: Solve for x
    x = 1,017.56/28.03
  6. Step 6: Final answer
    x = 36.31

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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.