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Finding the Fourth Proportional to 24,846.39, 34,288.08 and 13,668.39

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Solution

The fourth proportional to 24,846.39, 34,288.08 and 13,668.39 is: 18,862.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,846.39 : 34,288.08 = 13,668.39 : x
  2. Step 2: Convert to fraction form
    24,846.39/34,288.08 = 13,668.39/x
  3. Step 3: Cross multiply
    24,846.39x = 34,288.08 × 13,668.39
  4. Step 4: Simplify right side
    24,846.39x = 468,662,849.79
  5. Step 5: Solve for x
    x = 468,662,849.79/24,846.39
  6. Step 6: Final answer
    x = 18,862.41

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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.