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Finding the Fourth Proportional to 22.04, 30.41 and 13.41

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Solution

The fourth proportional to 22.04, 30.41 and 13.41 is: 18.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22.04 : 30.41 = 13.41 : x
  2. Step 2: Convert to fraction form
    22.04/30.41 = 13.41/x
  3. Step 3: Cross multiply
    22.04x = 30.41 × 13.41
  4. Step 4: Simplify right side
    22.04x = 407.73
  5. Step 5: Solve for x
    x = 407.73/22.04
  6. Step 6: Final answer
    x = 18.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.