Home / 227,976.39-341,912.57-85,836.65

Finding the Fourth Proportional to 227,976.39, 341,912.57 and 85,836.65

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Solution

The fourth proportional to 227,976.39, 341,912.57 and 85,836.65 is: 128,735.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,976.39 : 341,912.57 = 85,836.65 : x
  2. Step 2: Convert to fraction form
    227,976.39/341,912.57 = 85,836.65/x
  3. Step 3: Cross multiply
    227,976.39x = 341,912.57 × 85,836.65
  4. Step 4: Simplify right side
    227,976.39x = 29,348,627,462.94
  5. Step 5: Solve for x
    x = 29,348,627,462.94/227,976.39
  6. Step 6: Final answer
    x = 128,735.38

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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.