Home / 303,969.20-419,464.44-167,996.12

Finding the Fourth Proportional to 303,969.20, 419,464.44 and 167,996.12

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Solution

The fourth proportional to 303,969.20, 419,464.44 and 167,996.12 is: 231,827.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,969.20 : 419,464.44 = 167,996.12 : x
  2. Step 2: Convert to fraction form
    303,969.20/419,464.44 = 167,996.12/x
  3. Step 3: Cross multiply
    303,969.20x = 419,464.44 × 167,996.12
  4. Step 4: Simplify right side
    303,969.20x = 70,468,396,300.65
  5. Step 5: Solve for x
    x = 70,468,396,300.65/303,969.20
  6. Step 6: Final answer
    x = 231,827.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.