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Finding the Fourth Proportional to 24.40, 36.76 and 23.44

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Solution

The fourth proportional to 24.40, 36.76 and 23.44 is: 35.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.40 : 36.76 = 23.44 : x
  2. Step 2: Convert to fraction form
    24.40/36.76 = 23.44/x
  3. Step 3: Cross multiply
    24.40x = 36.76 × 23.44
  4. Step 4: Simplify right side
    24.40x = 861.65
  5. Step 5: Solve for x
    x = 861.65/24.40
  6. Step 6: Final answer
    x = 35.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.