Home / 168,401.33-252,601.28-68,537.85

Finding the Fourth Proportional to 168,401.33, 252,601.28 and 68,537.85

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Solution

The fourth proportional to 168,401.33, 252,601.28 and 68,537.85 is: 102,806.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,401.33 : 252,601.28 = 68,537.85 : x
  2. Step 2: Convert to fraction form
    168,401.33/252,601.28 = 68,537.85/x
  3. Step 3: Cross multiply
    168,401.33x = 252,601.28 × 68,537.85
  4. Step 4: Simplify right side
    168,401.33x = 17,312,747,991.05
  5. Step 5: Solve for x
    x = 17,312,747,991.05/168,401.33
  6. Step 6: Final answer
    x = 102,806.48

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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.