Home / 367,255.05-550,850.18-100,991.85

Finding the Fourth Proportional to 367,255.05, 550,850.18 and 100,991.85

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Solution

The fourth proportional to 367,255.05, 550,850.18 and 100,991.85 is: 151,478.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,255.05 : 550,850.18 = 100,991.85 : x
  2. Step 2: Convert to fraction form
    367,255.05/550,850.18 = 100,991.85/x
  3. Step 3: Cross multiply
    367,255.05x = 550,850.18 × 100,991.85
  4. Step 4: Simplify right side
    367,255.05x = 55,631,378,246.07
  5. Step 5: Solve for x
    x = 55,631,378,246.07/367,255.05
  6. Step 6: Final answer
    x = 151,478.87

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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.