Home / 185,696.37-278,511.62-84,470.85

Finding the Fourth Proportional to 185,696.37, 278,511.62 and 84,470.85

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Solution

The fourth proportional to 185,696.37, 278,511.62 and 84,470.85 is: 126,691.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,696.37 : 278,511.62 = 84,470.85 : x
  2. Step 2: Convert to fraction form
    185,696.37/278,511.62 = 84,470.85/x
  3. Step 3: Cross multiply
    185,696.37x = 278,511.62 × 84,470.85
  4. Step 4: Simplify right side
    185,696.37x = 23,526,112,853.92
  5. Step 5: Solve for x
    x = 23,526,112,853.92/185,696.37
  6. Step 6: Final answer
    x = 126,691.29

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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.