Home / 324,895.29-487,375.48-111,635.10

Finding the Fourth Proportional to 324,895.29, 487,375.48 and 111,635.10

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Solution

The fourth proportional to 324,895.29, 487,375.48 and 111,635.10 is: 167,463.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,895.29 : 487,375.48 = 111,635.10 : x
  2. Step 2: Convert to fraction form
    324,895.29/487,375.48 = 111,635.10/x
  3. Step 3: Cross multiply
    324,895.29x = 487,375.48 × 111,635.10
  4. Step 4: Simplify right side
    324,895.29x = 54,408,209,958.94
  5. Step 5: Solve for x
    x = 54,408,209,958.94/324,895.29
  6. Step 6: Final answer
    x = 167,463.83

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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.