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Finding the Fourth Proportional to 104,096.20, 156,105.90 and 33,977.80

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Solution

The fourth proportional to 104,096.20, 156,105.90 and 33,977.80 is: 50,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,096.20 : 156,105.90 = 33,977.80 : x
  2. Step 2: Convert to fraction form
    104,096.20/156,105.90 = 33,977.80/x
  3. Step 3: Cross multiply
    104,096.20x = 156,105.90 × 33,977.80
  4. Step 4: Simplify right side
    104,096.20x = 5,304,135,049.02
  5. Step 5: Solve for x
    x = 5,304,135,049.02/104,096.20
  6. Step 6: Final answer
    x = 50,954.17

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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.