Home / 168,183.50-252,309.87-68,343.48

Finding the Fourth Proportional to 168,183.50, 252,309.87 and 68,343.48

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Solution

The fourth proportional to 168,183.50, 252,309.87 and 68,343.48 is: 102,529.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,183.50 : 252,309.87 = 68,343.48 : x
  2. Step 2: Convert to fraction form
    168,183.50/252,309.87 = 68,343.48/x
  3. Step 3: Cross multiply
    168,183.50x = 252,309.87 × 68,343.48
  4. Step 4: Simplify right side
    168,183.50x = 17,243,734,554.15
  5. Step 5: Solve for x
    x = 17,243,734,554.15/168,183.50
  6. Step 6: Final answer
    x = 102,529.29

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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.