Home / 40,167.20-55,429.26-22,263.83

Finding the Fourth Proportional to 40,167.20, 55,429.26 and 22,263.83

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Solution

The fourth proportional to 40,167.20, 55,429.26 and 22,263.83 is: 30,723.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.20 : 55,429.26 = 22,263.83 : x
  2. Step 2: Convert to fraction form
    40,167.20/55,429.26 = 22,263.83/x
  3. Step 3: Cross multiply
    40,167.20x = 55,429.26 × 22,263.83
  4. Step 4: Simplify right side
    40,167.20x = 1,234,067,344.52
  5. Step 5: Solve for x
    x = 1,234,067,344.52/40,167.20
  6. Step 6: Final answer
    x = 30,723.26

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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.