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Finding the Fourth Proportional to 48.26, 72.41 and 24.19

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Solution

The fourth proportional to 48.26, 72.41 and 24.19 is: 36.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48.26 : 72.41 = 24.19 : x
  2. Step 2: Convert to fraction form
    48.26/72.41 = 24.19/x
  3. Step 3: Cross multiply
    48.26x = 72.41 × 24.19
  4. Step 4: Simplify right side
    48.26x = 1,751.30
  5. Step 5: Solve for x
    x = 1,751.30/48.26
  6. Step 6: Final answer
    x = 36.29

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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.