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Finding the Fourth Proportional to 222,194.52, 333,403.56 and 89,169.84

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Solution

The fourth proportional to 222,194.52, 333,403.56 and 89,169.84 is: 133,799.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,194.52 : 333,403.56 = 89,169.84 : x
  2. Step 2: Convert to fraction form
    222,194.52/333,403.56 = 89,169.84/x
  3. Step 3: Cross multiply
    222,194.52x = 333,403.56 × 89,169.84
  4. Step 4: Simplify right side
    222,194.52x = 29,729,542,100.63
  5. Step 5: Solve for x
    x = 29,729,542,100.63/222,194.52
  6. Step 6: Final answer
    x = 133,799.62

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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.