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Finding the Fourth Proportional to 22,408.26, 33,612.39 and 8,369.39

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Solution

The fourth proportional to 22,408.26, 33,612.39 and 8,369.39 is: 12,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408.26 : 33,612.39 = 8,369.39 : x
  2. Step 2: Convert to fraction form
    22,408.26/33,612.39 = 8,369.39/x
  3. Step 3: Cross multiply
    22,408.26x = 33,612.39 × 8,369.39
  4. Step 4: Simplify right side
    22,408.26x = 281,315,032.68
  5. Step 5: Solve for x
    x = 281,315,032.68/22,408.26
  6. Step 6: Final answer
    x = 12,554.08

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Similar ratio
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1.5x scale

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.