Home / 199,309.20-276,951.05-196,794.18

Finding the Fourth Proportional to 199,309.20, 276,951.05 and 196,794.18

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Solution

The fourth proportional to 199,309.20, 276,951.05 and 196,794.18 is: 273,456.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,309.20 : 276,951.05 = 196,794.18 : x
  2. Step 2: Convert to fraction form
    199,309.20/276,951.05 = 196,794.18/x
  3. Step 3: Cross multiply
    199,309.20x = 276,951.05 × 196,794.18
  4. Step 4: Simplify right side
    199,309.20x = 54,502,353,800.92
  5. Step 5: Solve for x
    x = 54,502,353,800.92/199,309.20
  6. Step 6: Final answer
    x = 273,456.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.