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Finding the Fourth Proportional to 234,970, 324,249.92 and 127,537.74

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Solution

The fourth proportional to 234,970, 324,249.92 and 127,537.74 is: 175,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,970 : 324,249.92 = 127,537.74 : x
  2. Step 2: Convert to fraction form
    234,970/324,249.92 = 127,537.74/x
  3. Step 3: Cross multiply
    234,970x = 324,249.92 × 127,537.74
  4. Step 4: Simplify right side
    234,970x = 41,354,101,991.98
  5. Step 5: Solve for x
    x = 41,354,101,991.98/234,970
  6. Step 6: Final answer
    x = 175,997.37

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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.