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Finding the Fourth Proportional to 22.02, 33 and 17.49

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Solution

The fourth proportional to 22.02, 33 and 17.49 is: 26.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.02 : 33 = 17.49 : x
  2. Step 2: Convert to fraction form
    22.02/33 = 17.49/x
  3. Step 3: Cross multiply
    22.02x = 33 × 17.49
  4. Step 4: Simplify right side
    22.02x = 577.17
  5. Step 5: Solve for x
    x = 577.17/22.02
  6. Step 6: Final answer
    x = 26.21

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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.