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Finding the Fourth Proportional to 24.76, 34.17 and 22.69

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Solution

The fourth proportional to 24.76, 34.17 and 22.69 is: 31.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.76 : 34.17 = 22.69 : x
  2. Step 2: Convert to fraction form
    24.76/34.17 = 22.69/x
  3. Step 3: Cross multiply
    24.76x = 34.17 × 22.69
  4. Step 4: Simplify right side
    24.76x = 775.32
  5. Step 5: Solve for x
    x = 775.32/24.76
  6. Step 6: Final answer
    x = 31.31

Related Problems

Find fourth proportional to 12.38, 17.09 and 11.35
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1.5x scale

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.