Home / 150,169.24-225,364.83-120,939.85

Finding the Fourth Proportional to 150,169.24, 225,364.83 and 120,939.85

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Solution

The fourth proportional to 150,169.24, 225,364.83 and 120,939.85 is: 181,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,169.24 : 225,364.83 = 120,939.85 : x
  2. Step 2: Convert to fraction form
    150,169.24/225,364.83 = 120,939.85/x
  3. Step 3: Cross multiply
    150,169.24x = 225,364.83 × 120,939.85
  4. Step 4: Simplify right side
    150,169.24x = 27,255,588,735.48
  5. Step 5: Solve for x
    x = 27,255,588,735.48/150,169.24
  6. Step 6: Final answer
    x = 181,499.15

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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.