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Finding the Fourth Proportional to 181,198.36, 271,520.34 and 75,959.92

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Solution

The fourth proportional to 181,198.36, 271,520.34 and 75,959.92 is: 113,823.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,198.36 : 271,520.34 = 75,959.92 : x
  2. Step 2: Convert to fraction form
    181,198.36/271,520.34 = 75,959.92/x
  3. Step 3: Cross multiply
    181,198.36x = 271,520.34 × 75,959.92
  4. Step 4: Simplify right side
    181,198.36x = 20,624,663,304.77
  5. Step 5: Solve for x
    x = 20,624,663,304.77/181,198.36
  6. Step 6: Final answer
    x = 113,823.68

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1.5x scale

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.