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Finding the Fourth Proportional to 33,896.60, 50,847.83 and 8,936.45

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Solution

The fourth proportional to 33,896.60, 50,847.83 and 8,936.45 is: 13,405.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,896.60 : 50,847.83 = 8,936.45 : x
  2. Step 2: Convert to fraction form
    33,896.60/50,847.83 = 8,936.45/x
  3. Step 3: Cross multiply
    33,896.60x = 50,847.83 × 8,936.45
  4. Step 4: Simplify right side
    33,896.60x = 454,399,090.40
  5. Step 5: Solve for x
    x = 454,399,090.40/33,896.60
  6. Step 6: Final answer
    x = 13,405.45

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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.