Home / 40,149.99-60,229.08-13,851.30

Finding the Fourth Proportional to 40,149.99, 60,229.08 and 13,851.30

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Solution

The fourth proportional to 40,149.99, 60,229.08 and 13,851.30 is: 20,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,149.99 : 60,229.08 = 13,851.30 : x
  2. Step 2: Convert to fraction form
    40,149.99/60,229.08 = 13,851.30/x
  3. Step 3: Cross multiply
    40,149.99x = 60,229.08 × 13,851.30
  4. Step 4: Simplify right side
    40,149.99x = 834,251,055.80
  5. Step 5: Solve for x
    x = 834,251,055.80/40,149.99
  6. Step 6: Final answer
    x = 20,778.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.