Home / 179,110.60-269,249.10-126,881.80

Finding the Fourth Proportional to 179,110.60, 269,249.10 and 126,881.80

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Solution

The fourth proportional to 179,110.60, 269,249.10 and 126,881.80 is: 190,735.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,110.60 : 269,249.10 = 126,881.80 : x
  2. Step 2: Convert to fraction form
    179,110.60/269,249.10 = 126,881.80/x
  3. Step 3: Cross multiply
    179,110.60x = 269,249.10 × 126,881.80
  4. Step 4: Simplify right side
    179,110.60x = 34,162,810,456.38
  5. Step 5: Solve for x
    x = 34,162,810,456.38/179,110.60
  6. Step 6: Final answer
    x = 190,735.84

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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.