Home / 154,034.20-230,936.10-83,992.60

Finding the Fourth Proportional to 154,034.20, 230,936.10 and 83,992.60

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Solution

The fourth proportional to 154,034.20, 230,936.10 and 83,992.60 is: 125,926.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,034.20 : 230,936.10 = 83,992.60 : x
  2. Step 2: Convert to fraction form
    154,034.20/230,936.10 = 83,992.60/x
  3. Step 3: Cross multiply
    154,034.20x = 230,936.10 × 83,992.60
  4. Step 4: Simplify right side
    154,034.20x = 19,396,923,472.86
  5. Step 5: Solve for x
    x = 19,396,923,472.86/154,034.20
  6. Step 6: Final answer
    x = 125,926.08

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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.