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Finding the Fourth Proportional to 164,632.96, 247,286.94 and 108,553.96

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Solution

The fourth proportional to 164,632.96, 247,286.94 and 108,553.96 is: 163,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,632.96 : 247,286.94 = 108,553.96 : x
  2. Step 2: Convert to fraction form
    164,632.96/247,286.94 = 108,553.96/x
  3. Step 3: Cross multiply
    164,632.96x = 247,286.94 × 108,553.96
  4. Step 4: Simplify right side
    164,632.96x = 26,843,976,593.28
  5. Step 5: Solve for x
    x = 26,843,976,593.28/164,632.96
  6. Step 6: Final answer
    x = 163,053.48

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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.