Home / 40,210.20-60,329.70-16,843.80

Finding the Fourth Proportional to 40,210.20, 60,329.70 and 16,843.80

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Solution

The fourth proportional to 40,210.20, 60,329.70 and 16,843.80 is: 25,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,210.20 : 60,329.70 = 16,843.80 : x
  2. Step 2: Convert to fraction form
    40,210.20/60,329.70 = 16,843.80/x
  3. Step 3: Cross multiply
    40,210.20x = 60,329.70 × 16,843.80
  4. Step 4: Simplify right side
    40,210.20x = 1,016,181,400.86
  5. Step 5: Solve for x
    x = 1,016,181,400.86/40,210.20
  6. Step 6: Final answer
    x = 25,271.73

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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.