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Finding the Fourth Proportional to 22.24, 33.44 and 17.44

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Solution

The fourth proportional to 22.24, 33.44 and 17.44 is: 26.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.24 : 33.44 = 17.44 : x
  2. Step 2: Convert to fraction form
    22.24/33.44 = 17.44/x
  3. Step 3: Cross multiply
    22.24x = 33.44 × 17.44
  4. Step 4: Simplify right side
    22.24x = 583.19
  5. Step 5: Solve for x
    x = 583.19/22.24
  6. Step 6: Final answer
    x = 26.22

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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.