Home / 362,236.53-543,337.25-137,579.43

Finding the Fourth Proportional to 362,236.53, 543,337.25 and 137,579.43

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Solution

The fourth proportional to 362,236.53, 543,337.25 and 137,579.43 is: 206,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,236.53 : 543,337.25 = 137,579.43 : x
  2. Step 2: Convert to fraction form
    362,236.53/543,337.25 = 137,579.43/x
  3. Step 3: Cross multiply
    362,236.53x = 543,337.25 × 137,579.43
  4. Step 4: Simplify right side
    362,236.53x = 74,752,029,152.77
  5. Step 5: Solve for x
    x = 74,752,029,152.77/362,236.53
  6. Step 6: Final answer
    x = 206,362.48

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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.