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Finding the Fourth Proportional to 222,572.67, 307,569.42 and 168,757.89

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Solution

The fourth proportional to 222,572.67, 307,569.42 and 168,757.89 is: 233,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,572.67 : 307,569.42 = 168,757.89 : x
  2. Step 2: Convert to fraction form
    222,572.67/307,569.42 = 168,757.89/x
  3. Step 3: Cross multiply
    222,572.67x = 307,569.42 × 168,757.89
  4. Step 4: Simplify right side
    222,572.67x = 51,904,766,347.72
  5. Step 5: Solve for x
    x = 51,904,766,347.72/222,572.67
  6. Step 6: Final answer
    x = 233,203.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.