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Finding the Fourth Proportional to 24,338.39, 33,586.98 and 13,160.39

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Solution

The fourth proportional to 24,338.39, 33,586.98 and 13,160.39 is: 18,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,338.39 : 33,586.98 = 13,160.39 : x
  2. Step 2: Convert to fraction form
    24,338.39/33,586.98 = 13,160.39/x
  3. Step 3: Cross multiply
    24,338.39x = 33,586.98 × 13,160.39
  4. Step 4: Simplify right side
    24,338.39x = 442,017,764.38
  5. Step 5: Solve for x
    x = 442,017,764.38/24,338.39
  6. Step 6: Final answer
    x = 18,161.34

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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.