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Finding the Fourth Proportional to 164,496.92, 227,003.78 and 92,879.96

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Solution

The fourth proportional to 164,496.92, 227,003.78 and 92,879.96 is: 128,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,496.92 : 227,003.78 = 92,879.96 : x
  2. Step 2: Convert to fraction form
    164,496.92/227,003.78 = 92,879.96/x
  3. Step 3: Cross multiply
    164,496.92x = 227,003.78 × 92,879.96
  4. Step 4: Simplify right side
    164,496.92x = 21,084,101,103.43
  5. Step 5: Solve for x
    x = 21,084,101,103.43/164,496.92
  6. Step 6: Final answer
    x = 128,173.23

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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.