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Finding the Fourth Proportional to 100,249.44, 150,374.36 and 41,074.48

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Solution

The fourth proportional to 100,249.44, 150,374.36 and 41,074.48 is: 61,611.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,249.44 : 150,374.36 = 41,074.48 : x
  2. Step 2: Convert to fraction form
    100,249.44/150,374.36 = 41,074.48/x
  3. Step 3: Cross multiply
    100,249.44x = 150,374.36 × 41,074.48
  4. Step 4: Simplify right side
    100,249.44x = 6,176,548,642.33
  5. Step 5: Solve for x
    x = 6,176,548,642.33/100,249.44
  6. Step 6: Final answer
    x = 61,611.80

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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.