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Finding the Fourth Proportional to 95,612.44, 143,394.30 and 67,793.80

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Solution

The fourth proportional to 95,612.44, 143,394.30 and 67,793.80 is: 101,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,612.44 : 143,394.30 = 67,793.80 : x
  2. Step 2: Convert to fraction form
    95,612.44/143,394.30 = 67,793.80/x
  3. Step 3: Cross multiply
    95,612.44x = 143,394.30 × 67,793.80
  4. Step 4: Simplify right side
    95,612.44x = 9,721,244,495.34
  5. Step 5: Solve for x
    x = 9,721,244,495.34/95,612.44
  6. Step 6: Final answer
    x = 101,673.43

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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.