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Finding the Fourth Proportional to 164,996.38, 227,694.20 and 89,544.88

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Solution

The fourth proportional to 164,996.38, 227,694.20 and 89,544.88 is: 123,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,996.38 : 227,694.20 = 89,544.88 : x
  2. Step 2: Convert to fraction form
    164,996.38/227,694.20 = 89,544.88/x
  3. Step 3: Cross multiply
    164,996.38x = 227,694.20 × 89,544.88
  4. Step 4: Simplify right side
    164,996.38x = 20,388,849,815.70
  5. Step 5: Solve for x
    x = 20,388,849,815.70/164,996.38
  6. Step 6: Final answer
    x = 123,571.50

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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.