Home / 40,196.13-60,327-20,480.33

Finding the Fourth Proportional to 40,196.13, 60,327 and 20,480.33

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Solution

The fourth proportional to 40,196.13, 60,327 and 20,480.33 is: 30,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,196.13 : 60,327 = 20,480.33 : x
  2. Step 2: Convert to fraction form
    40,196.13/60,327 = 20,480.33/x
  3. Step 3: Cross multiply
    40,196.13x = 60,327 × 20,480.33
  4. Step 4: Simplify right side
    40,196.13x = 1,235,516,566.28
  5. Step 5: Solve for x
    x = 1,235,516,566.28/40,196.13
  6. Step 6: Final answer
    x = 30,737.20

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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.