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Finding the Fourth Proportional to 179,940.06, 269,647.56 and 101,208.06

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Solution

The fourth proportional to 179,940.06, 269,647.56 and 101,208.06 is: 151,664.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,940.06 : 269,647.56 = 101,208.06 : x
  2. Step 2: Convert to fraction form
    179,940.06/269,647.56 = 101,208.06/x
  3. Step 3: Cross multiply
    179,940.06x = 269,647.56 × 101,208.06
  4. Step 4: Simplify right side
    179,940.06x = 27,290,506,431.33
  5. Step 5: Solve for x
    x = 27,290,506,431.33/179,940.06
  6. Step 6: Final answer
    x = 151,664.43

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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.