Home / 232,187.20-348,021.60-99,044.80

Finding the Fourth Proportional to 232,187.20, 348,021.60 and 99,044.80

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Solution

The fourth proportional to 232,187.20, 348,021.60 and 99,044.80 is: 148,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,187.20 : 348,021.60 = 99,044.80 : x
  2. Step 2: Convert to fraction form
    232,187.20/348,021.60 = 99,044.80/x
  3. Step 3: Cross multiply
    232,187.20x = 348,021.60 × 99,044.80
  4. Step 4: Simplify right side
    232,187.20x = 34,469,729,767.68
  5. Step 5: Solve for x
    x = 34,469,729,767.68/232,187.20
  6. Step 6: Final answer
    x = 148,456.63

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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.