Home / 362,234.15-543,333.69-137,577.05

Finding the Fourth Proportional to 362,234.15, 543,333.69 and 137,577.05

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Solution

The fourth proportional to 362,234.15, 543,333.69 and 137,577.05 is: 206,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,234.15 : 543,333.69 = 137,577.05 : x
  2. Step 2: Convert to fraction form
    362,234.15/543,333.69 = 137,577.05/x
  3. Step 3: Cross multiply
    362,234.15x = 543,333.69 × 137,577.05
  4. Step 4: Simplify right side
    362,234.15x = 74,750,245,556.65
  5. Step 5: Solve for x
    x = 74,750,245,556.65/362,234.15
  6. Step 6: Final answer
    x = 206,358.91

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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.