Home / 41,831.20-62,747.84-12,245.92

Finding the Fourth Proportional to 41,831.20, 62,747.84 and 12,245.92

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Solution

The fourth proportional to 41,831.20, 62,747.84 and 12,245.92 is: 18,369.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,831.20 : 62,747.84 = 12,245.92 : x
  2. Step 2: Convert to fraction form
    41,831.20/62,747.84 = 12,245.92/x
  3. Step 3: Cross multiply
    41,831.20x = 62,747.84 × 12,245.92
  4. Step 4: Simplify right side
    41,831.20x = 768,405,028.81
  5. Step 5: Solve for x
    x = 768,405,028.81/41,831.20
  6. Step 6: Final answer
    x = 18,369.18

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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.