Home / 40,183.62-55,454.75-22,277.56

Finding the Fourth Proportional to 40,183.62, 55,454.75 and 22,277.56

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Solution

The fourth proportional to 40,183.62, 55,454.75 and 22,277.56 is: 30,743.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,183.62 : 55,454.75 = 22,277.56 : x
  2. Step 2: Convert to fraction form
    40,183.62/55,454.75 = 22,277.56/x
  3. Step 3: Cross multiply
    40,183.62x = 55,454.75 × 22,277.56
  4. Step 4: Simplify right side
    40,183.62x = 1,235,396,520.41
  5. Step 5: Solve for x
    x = 1,235,396,520.41/40,183.62
  6. Step 6: Final answer
    x = 30,743.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.