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Finding the Fourth Proportional to 33,961.06, 50,850.06 and 19,147.78

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Solution

The fourth proportional to 33,961.06, 50,850.06 and 19,147.78 is: 28,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,961.06 : 50,850.06 = 19,147.78 : x
  2. Step 2: Convert to fraction form
    33,961.06/50,850.06 = 19,147.78/x
  3. Step 3: Cross multiply
    33,961.06x = 50,850.06 × 19,147.78
  4. Step 4: Simplify right side
    33,961.06x = 973,665,761.87
  5. Step 5: Solve for x
    x = 973,665,761.87/33,961.06
  6. Step 6: Final answer
    x = 28,670.06

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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.