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Finding the Fourth Proportional to 222,793.92, 334,204.32 and 89,673.60

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Solution

The fourth proportional to 222,793.92, 334,204.32 and 89,673.60 is: 134,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,793.92 : 334,204.32 = 89,673.60 : x
  2. Step 2: Convert to fraction form
    222,793.92/334,204.32 = 89,673.60/x
  3. Step 3: Cross multiply
    222,793.92x = 334,204.32 × 89,673.60
  4. Step 4: Simplify right side
    222,793.92x = 29,969,304,509.95
  5. Step 5: Solve for x
    x = 29,969,304,509.95/222,793.92
  6. Step 6: Final answer
    x = 134,515.81

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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.