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Finding the Fourth Proportional to 222,134.73, 333,233.73 and 81,882.42

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Solution

The fourth proportional to 222,134.73, 333,233.73 and 81,882.42 is: 122,835.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,134.73 : 333,233.73 = 81,882.42 : x
  2. Step 2: Convert to fraction form
    222,134.73/333,233.73 = 81,882.42/x
  3. Step 3: Cross multiply
    222,134.73x = 333,233.73 × 81,882.42
  4. Step 4: Simplify right side
    222,134.73x = 27,285,984,238.03
  5. Step 5: Solve for x
    x = 27,285,984,238.03/222,134.73
  6. Step 6: Final answer
    x = 122,835.29

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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.