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Finding the Fourth Proportional to 62,647.41, 86,453.42 and 34,353.71

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Solution

The fourth proportional to 62,647.41, 86,453.42 and 34,353.71 is: 47,408.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,647.41 : 86,453.42 = 34,353.71 : x
  2. Step 2: Convert to fraction form
    62,647.41/86,453.42 = 34,353.71/x
  3. Step 3: Cross multiply
    62,647.41x = 86,453.42 × 34,353.71
  4. Step 4: Simplify right side
    62,647.41x = 2,969,995,115.15
  5. Step 5: Solve for x
    x = 2,969,995,115.15/62,647.41
  6. Step 6: Final answer
    x = 47,408.11

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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.