Home / 51,255.60-76,876.20-16,198.80

Finding the Fourth Proportional to 51,255.60, 76,876.20 and 16,198.80

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Solution

The fourth proportional to 51,255.60, 76,876.20 and 16,198.80 is: 24,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,255.60 : 76,876.20 = 16,198.80 : x
  2. Step 2: Convert to fraction form
    51,255.60/76,876.20 = 16,198.80/x
  3. Step 3: Cross multiply
    51,255.60x = 76,876.20 × 16,198.80
  4. Step 4: Simplify right side
    51,255.60x = 1,245,302,188.56
  5. Step 5: Solve for x
    x = 1,245,302,188.56/51,255.60
  6. Step 6: Final answer
    x = 24,295.92

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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.