Home / 263,834.66-395,747.78-83,917.49

Finding the Fourth Proportional to 263,834.66, 395,747.78 and 83,917.49

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Solution

The fourth proportional to 263,834.66, 395,747.78 and 83,917.49 is: 125,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,834.66 : 395,747.78 = 83,917.49 : x
  2. Step 2: Convert to fraction form
    263,834.66/395,747.78 = 83,917.49/x
  3. Step 3: Cross multiply
    263,834.66x = 395,747.78 × 83,917.49
  4. Step 4: Simplify right side
    263,834.66x = 33,210,157,972.35
  5. Step 5: Solve for x
    x = 33,210,157,972.35/263,834.66
  6. Step 6: Final answer
    x = 125,874.89

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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.