Home / 168,023.62-252,140.82-68,184.28

Finding the Fourth Proportional to 168,023.62, 252,140.82 and 68,184.28

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Solution

The fourth proportional to 168,023.62, 252,140.82 and 68,184.28 is: 102,319.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,023.62 : 252,140.82 = 68,184.28 : x
  2. Step 2: Convert to fraction form
    168,023.62/252,140.82 = 68,184.28/x
  3. Step 3: Cross multiply
    168,023.62x = 252,140.82 × 68,184.28
  4. Step 4: Simplify right side
    168,023.62x = 17,192,040,270.31
  5. Step 5: Solve for x
    x = 17,192,040,270.31/168,023.62
  6. Step 6: Final answer
    x = 102,319.19

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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.