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Finding the Fourth Proportional to 179,179.78, 268,769.67 and 73,883.02

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Solution

The fourth proportional to 179,179.78, 268,769.67 and 73,883.02 is: 110,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,179.78 : 268,769.67 = 73,883.02 : x
  2. Step 2: Convert to fraction form
    179,179.78/268,769.67 = 73,883.02/x
  3. Step 3: Cross multiply
    179,179.78x = 268,769.67 × 73,883.02
  4. Step 4: Simplify right side
    179,179.78x = 19,857,514,904.00
  5. Step 5: Solve for x
    x = 19,857,514,904.00/179,179.78
  6. Step 6: Final answer
    x = 110,824.53

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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.