Home / 195,835.09-270,250.11-109,793.65

Finding the Fourth Proportional to 195,835.09, 270,250.11 and 109,793.65

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Solution

The fourth proportional to 195,835.09, 270,250.11 and 109,793.65 is: 151,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,835.09 : 270,250.11 = 109,793.65 : x
  2. Step 2: Convert to fraction form
    195,835.09/270,250.11 = 109,793.65/x
  3. Step 3: Cross multiply
    195,835.09x = 270,250.11 × 109,793.65
  4. Step 4: Simplify right side
    195,835.09x = 29,671,745,989.80
  5. Step 5: Solve for x
    x = 29,671,745,989.80/195,835.09
  6. Step 6: Final answer
    x = 151,513.94

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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.