Home / 54,781.06-82,367.22-50,450.80

Finding the Fourth Proportional to 54,781.06, 82,367.22 and 50,450.80

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Solution

The fourth proportional to 54,781.06, 82,367.22 and 50,450.80 is: 75,856.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,781.06 : 82,367.22 = 50,450.80 : x
  2. Step 2: Convert to fraction form
    54,781.06/82,367.22 = 50,450.80/x
  3. Step 3: Cross multiply
    54,781.06x = 82,367.22 × 50,450.80
  4. Step 4: Simplify right side
    54,781.06x = 4,155,492,142.78
  5. Step 5: Solve for x
    x = 4,155,492,142.78/54,781.06
  6. Step 6: Final answer
    x = 75,856.37

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1.5x scale

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.