Home / 362,238.52-543,340.25-137,581.42

Finding the Fourth Proportional to 362,238.52, 543,340.25 and 137,581.42

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Solution

The fourth proportional to 362,238.52, 543,340.25 and 137,581.42 is: 206,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,238.52 : 543,340.25 = 137,581.42 : x
  2. Step 2: Convert to fraction form
    362,238.52/543,340.25 = 137,581.42/x
  3. Step 3: Cross multiply
    362,238.52x = 543,340.25 × 137,581.42
  4. Step 4: Simplify right side
    362,238.52x = 74,753,523,138.16
  5. Step 5: Solve for x
    x = 74,753,523,138.16/362,238.52
  6. Step 6: Final answer
    x = 206,365.47

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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.