Home / 324,579.62-486,824.07-111,344.05

Finding the Fourth Proportional to 324,579.62, 486,824.07 and 111,344.05

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Solution

The fourth proportional to 324,579.62, 486,824.07 and 111,344.05 is: 167,000.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,579.62 : 486,824.07 = 111,344.05 : x
  2. Step 2: Convert to fraction form
    324,579.62/486,824.07 = 111,344.05/x
  3. Step 3: Cross multiply
    324,579.62x = 486,824.07 × 111,344.05
  4. Step 4: Simplify right side
    324,579.62x = 54,204,963,034.56
  5. Step 5: Solve for x
    x = 54,204,963,034.56/324,579.62
  6. Step 6: Final answer
    x = 167,000.51

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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.