Home / 150,723.20-226,120.32-45,543.04

Finding the Fourth Proportional to 150,723.20, 226,120.32 and 45,543.04

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Solution

The fourth proportional to 150,723.20, 226,120.32 and 45,543.04 is: 68,325.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,723.20 : 226,120.32 = 45,543.04 : x
  2. Step 2: Convert to fraction form
    150,723.20/226,120.32 = 45,543.04/x
  3. Step 3: Cross multiply
    150,723.20x = 226,120.32 × 45,543.04
  4. Step 4: Simplify right side
    150,723.20x = 10,298,206,778.57
  5. Step 5: Solve for x
    x = 10,298,206,778.57/150,723.20
  6. Step 6: Final answer
    x = 68,325.29

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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.