Home / 40,200.20-55,480.38-23,204.78

Finding the Fourth Proportional to 40,200.20, 55,480.38 and 23,204.78

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Solution

The fourth proportional to 40,200.20, 55,480.38 and 23,204.78 is: 32,024.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,200.20 : 55,480.38 = 23,204.78 : x
  2. Step 2: Convert to fraction form
    40,200.20/55,480.38 = 23,204.78/x
  3. Step 3: Cross multiply
    40,200.20x = 55,480.38 × 23,204.78
  4. Step 4: Simplify right side
    40,200.20x = 1,287,410,012.22
  5. Step 5: Solve for x
    x = 1,287,410,012.22/40,200.20
  6. Step 6: Final answer
    x = 32,024.97

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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.