Home / 40,197.53-55,471.20-22,294.20

Finding the Fourth Proportional to 40,197.53, 55,471.20 and 22,294.20

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Solution

The fourth proportional to 40,197.53, 55,471.20 and 22,294.20 is: 30,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.53 : 55,471.20 = 22,294.20 : x
  2. Step 2: Convert to fraction form
    40,197.53/55,471.20 = 22,294.20/x
  3. Step 3: Cross multiply
    40,197.53x = 55,471.20 × 22,294.20
  4. Step 4: Simplify right side
    40,197.53x = 1,236,686,104.80
  5. Step 5: Solve for x
    x = 1,236,686,104.80/40,197.53
  6. Step 6: Final answer
    x = 30,765.23

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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.