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Finding the Fourth Proportional to 161,227, 222,497.04 and 89,610.04

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Solution

The fourth proportional to 161,227, 222,497.04 and 89,610.04 is: 123,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,227 : 222,497.04 = 89,610.04 : x
  2. Step 2: Convert to fraction form
    161,227/222,497.04 = 89,610.04/x
  3. Step 3: Cross multiply
    161,227x = 222,497.04 × 89,610.04
  4. Step 4: Simplify right side
    161,227x = 19,937,968,654.28
  5. Step 5: Solve for x
    x = 19,937,968,654.28/161,227
  6. Step 6: Final answer
    x = 123,663.96

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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.