Home / 204,911.06-307,366.60-55,151.70

Finding the Fourth Proportional to 204,911.06, 307,366.60 and 55,151.70

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Solution

The fourth proportional to 204,911.06, 307,366.60 and 55,151.70 is: 82,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,911.06 : 307,366.60 = 55,151.70 : x
  2. Step 2: Convert to fraction form
    204,911.06/307,366.60 = 55,151.70/x
  3. Step 3: Cross multiply
    204,911.06x = 307,366.60 × 55,151.70
  4. Step 4: Simplify right side
    204,911.06x = 16,951,790,513.22
  5. Step 5: Solve for x
    x = 16,951,790,513.22/204,911.06
  6. Step 6: Final answer
    x = 82,727.55

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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.