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Finding the Fourth Proportional to 119,844.44, 165,392.88 and 68,873.48

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Solution

The fourth proportional to 119,844.44, 165,392.88 and 68,873.48 is: 95,049.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,844.44 : 165,392.88 = 68,873.48 : x
  2. Step 2: Convert to fraction form
    119,844.44/165,392.88 = 68,873.48/x
  3. Step 3: Cross multiply
    119,844.44x = 165,392.88 × 68,873.48
  4. Step 4: Simplify right side
    119,844.44x = 11,391,183,212.82
  5. Step 5: Solve for x
    x = 11,391,183,212.82/119,844.44
  6. Step 6: Final answer
    x = 95,049.74

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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.