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Finding the Fourth Proportional to 24.35, 33.60 and 13.43

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Solution

The fourth proportional to 24.35, 33.60 and 13.43 is: 18.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.35 : 33.60 = 13.43 : x
  2. Step 2: Convert to fraction form
    24.35/33.60 = 13.43/x
  3. Step 3: Cross multiply
    24.35x = 33.60 × 13.43
  4. Step 4: Simplify right side
    24.35x = 451.19
  5. Step 5: Solve for x
    x = 451.19/24.35
  6. Step 6: Final answer
    x = 18.53

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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.