Home / 168,336.92-252,357.53-68,581.02

Finding the Fourth Proportional to 168,336.92, 252,357.53 and 68,581.02

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Solution

The fourth proportional to 168,336.92, 252,357.53 and 68,581.02 is: 102,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,336.92 : 252,357.53 = 68,581.02 : x
  2. Step 2: Convert to fraction form
    168,336.92/252,357.53 = 68,581.02/x
  3. Step 3: Cross multiply
    168,336.92x = 252,357.53 × 68,581.02
  4. Step 4: Simplify right side
    168,336.92x = 17,306,936,983.53
  5. Step 5: Solve for x
    x = 17,306,936,983.53/168,336.92
  6. Step 6: Final answer
    x = 102,811.29

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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.