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Finding the Fourth Proportional to 100,072.53, 150,067.26 and 36,896.27

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Solution

The fourth proportional to 100,072.53, 150,067.26 and 36,896.27 is: 55,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,072.53 : 150,067.26 = 36,896.27 : x
  2. Step 2: Convert to fraction form
    100,072.53/150,067.26 = 36,896.27/x
  3. Step 3: Cross multiply
    100,072.53x = 150,067.26 × 36,896.27
  4. Step 4: Simplify right side
    100,072.53x = 5,536,921,392.78
  5. Step 5: Solve for x
    x = 5,536,921,392.78/100,072.53
  6. Step 6: Final answer
    x = 55,329.08

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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.