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Finding the Fourth Proportional to 263,602.38, 395,321.75 and 95,100.75

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Solution

The fourth proportional to 263,602.38, 395,321.75 and 95,100.75 is: 142,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,602.38 : 395,321.75 = 95,100.75 : x
  2. Step 2: Convert to fraction form
    263,602.38/395,321.75 = 95,100.75/x
  3. Step 3: Cross multiply
    263,602.38x = 395,321.75 × 95,100.75
  4. Step 4: Simplify right side
    263,602.38x = 37,595,394,797.44
  5. Step 5: Solve for x
    x = 37,595,394,797.44/263,602.38
  6. Step 6: Final answer
    x = 142,621.60

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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.