Home / 54,202.32-80,760.22-48,309.57

Finding the Fourth Proportional to 54,202.32, 80,760.22 and 48,309.57

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Solution

The fourth proportional to 54,202.32, 80,760.22 and 48,309.57 is: 71,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,202.32 : 80,760.22 = 48,309.57 : x
  2. Step 2: Convert to fraction form
    54,202.32/80,760.22 = 48,309.57/x
  3. Step 3: Cross multiply
    54,202.32x = 80,760.22 × 48,309.57
  4. Step 4: Simplify right side
    54,202.32x = 3,901,491,380.53
  5. Step 5: Solve for x
    x = 3,901,491,380.53/54,202.32
  6. Step 6: Final answer
    x = 71,980.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.