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Finding the Fourth Proportional to 24,375.39, 33,638.10 and 13,197.39

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Solution

The fourth proportional to 24,375.39, 33,638.10 and 13,197.39 is: 18,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,375.39 : 33,638.10 = 13,197.39 : x
  2. Step 2: Convert to fraction form
    24,375.39/33,638.10 = 13,197.39/x
  3. Step 3: Cross multiply
    24,375.39x = 33,638.10 × 13,197.39
  4. Step 4: Simplify right side
    24,375.39x = 443,935,124.56
  5. Step 5: Solve for x
    x = 443,935,124.56/24,375.39
  6. Step 6: Final answer
    x = 18,212.43

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1.5x scale

Why These Related Problems?

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