Home / 362,306.20-543,553.26-137,670.52

Finding the Fourth Proportional to 362,306.20, 543,553.26 and 137,670.52

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Solution

The fourth proportional to 362,306.20, 543,553.26 and 137,670.52 is: 206,541.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,306.20 : 543,553.26 = 137,670.52 : x
  2. Step 2: Convert to fraction form
    362,306.20/543,553.26 = 137,670.52/x
  3. Step 3: Cross multiply
    362,306.20x = 543,553.26 × 137,670.52
  4. Step 4: Simplify right side
    362,306.20x = 74,831,259,951.90
  5. Step 5: Solve for x
    x = 74,831,259,951.90/362,306.20
  6. Step 6: Final answer
    x = 206,541.48

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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.