Home / 62,512.61-93,771.92-20,392.61

Finding the Fourth Proportional to 62,512.61, 93,771.92 and 20,392.61

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Solution

The fourth proportional to 62,512.61, 93,771.92 and 20,392.61 is: 30,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,512.61 : 93,771.92 = 20,392.61 : x
  2. Step 2: Convert to fraction form
    62,512.61/93,771.92 = 20,392.61/x
  3. Step 3: Cross multiply
    62,512.61x = 93,771.92 × 20,392.61
  4. Step 4: Simplify right side
    62,512.61x = 1,912,253,622.69
  5. Step 5: Solve for x
    x = 1,912,253,622.69/62,512.61
  6. Step 6: Final answer
    x = 30,589.89

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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.