Home / 195,285.57-269,481.34-109,229.64

Finding the Fourth Proportional to 195,285.57, 269,481.34 and 109,229.64

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Solution

The fourth proportional to 195,285.57, 269,481.34 and 109,229.64 is: 150,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,285.57 : 269,481.34 = 109,229.64 : x
  2. Step 2: Convert to fraction form
    195,285.57/269,481.34 = 109,229.64/x
  3. Step 3: Cross multiply
    195,285.57x = 269,481.34 × 109,229.64
  4. Step 4: Simplify right side
    195,285.57x = 29,435,349,754.92
  5. Step 5: Solve for x
    x = 29,435,349,754.92/195,285.57
  6. Step 6: Final answer
    x = 150,729.77

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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.