Home / 168,016.92-252,074.61-49,691.40

Finding the Fourth Proportional to 168,016.92, 252,074.61 and 49,691.40

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Solution

The fourth proportional to 168,016.92, 252,074.61 and 49,691.40 is: 74,551.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,016.92 : 252,074.61 = 49,691.40 : x
  2. Step 2: Convert to fraction form
    168,016.92/252,074.61 = 49,691.40/x
  3. Step 3: Cross multiply
    168,016.92x = 252,074.61 × 49,691.40
  4. Step 4: Simplify right side
    168,016.92x = 12,525,940,275.35
  5. Step 5: Solve for x
    x = 12,525,940,275.35/168,016.92
  6. Step 6: Final answer
    x = 74,551.66

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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.