Home / 174,600.97-261,456.73-115,255.51

Finding the Fourth Proportional to 174,600.97, 261,456.73 and 115,255.51

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Solution

The fourth proportional to 174,600.97, 261,456.73 and 115,255.51 is: 172,589.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,600.97 : 261,456.73 = 115,255.51 : x
  2. Step 2: Convert to fraction form
    174,600.97/261,456.73 = 115,255.51/x
  3. Step 3: Cross multiply
    174,600.97x = 261,456.73 × 115,255.51
  4. Step 4: Simplify right side
    174,600.97x = 30,134,327,817.30
  5. Step 5: Solve for x
    x = 30,134,327,817.30/174,600.97
  6. Step 6: Final answer
    x = 172,589.70

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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.