Home / 168,415.20-252,608.22-68,585.94

Finding the Fourth Proportional to 168,415.20, 252,608.22 and 68,585.94

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Solution

The fourth proportional to 168,415.20, 252,608.22 and 68,585.94 is: 102,872.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,415.20 : 252,608.22 = 68,585.94 : x
  2. Step 2: Convert to fraction form
    168,415.20/252,608.22 = 68,585.94/x
  3. Step 3: Cross multiply
    168,415.20x = 252,608.22 × 68,585.94
  4. Step 4: Simplify right side
    168,415.20x = 17,325,372,220.43
  5. Step 5: Solve for x
    x = 17,325,372,220.43/168,415.20
  6. Step 6: Final answer
    x = 102,872.97

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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.