Home / 120,976.38-166,951.26-67,263.66

Finding the Fourth Proportional to 120,976.38, 166,951.26 and 67,263.66

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Solution

The fourth proportional to 120,976.38, 166,951.26 and 67,263.66 is: 92,825.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,976.38 : 166,951.26 = 67,263.66 : x
  2. Step 2: Convert to fraction form
    120,976.38/166,951.26 = 67,263.66/x
  3. Step 3: Cross multiply
    120,976.38x = 166,951.26 × 67,263.66
  4. Step 4: Simplify right side
    120,976.38x = 11,229,752,789.21
  5. Step 5: Solve for x
    x = 11,229,752,789.21/120,976.38
  6. Step 6: Final answer
    x = 92,825.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.