Home / 168,328.32-252,251.84-123,604.16

Finding the Fourth Proportional to 168,328.32, 252,251.84 and 123,604.16

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Solution

The fourth proportional to 168,328.32, 252,251.84 and 123,604.16 is: 185,229.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,328.32 : 252,251.84 = 123,604.16 : x
  2. Step 2: Convert to fraction form
    168,328.32/252,251.84 = 123,604.16/x
  3. Step 3: Cross multiply
    168,328.32x = 252,251.84 × 123,604.16
  4. Step 4: Simplify right side
    168,328.32x = 31,179,376,791.65
  5. Step 5: Solve for x
    x = 31,179,376,791.65/168,328.32
  6. Step 6: Final answer
    x = 185,229.54

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1.5x scale

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.