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Finding the Fourth Proportional to 119,202.99, 178,735.22 and 48,067.39

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Solution

The fourth proportional to 119,202.99, 178,735.22 and 48,067.39 is: 72,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,202.99 : 178,735.22 = 48,067.39 : x
  2. Step 2: Convert to fraction form
    119,202.99/178,735.22 = 48,067.39/x
  3. Step 3: Cross multiply
    119,202.99x = 178,735.22 × 48,067.39
  4. Step 4: Simplify right side
    119,202.99x = 8,591,335,960.19
  5. Step 5: Solve for x
    x = 8,591,335,960.19/119,202.99
  6. Step 6: Final answer
    x = 72,073.16

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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.