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Finding the Fourth Proportional to 150,243.44, 225,395.44 and 55,474.24

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Solution

The fourth proportional to 150,243.44, 225,395.44 and 55,474.24 is: 83,222.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,243.44 : 225,395.44 = 55,474.24 : x
  2. Step 2: Convert to fraction form
    150,243.44/225,395.44 = 55,474.24/x
  3. Step 3: Cross multiply
    150,243.44x = 225,395.44 × 55,474.24
  4. Step 4: Simplify right side
    150,243.44x = 12,503,640,733.47
  5. Step 5: Solve for x
    x = 12,503,640,733.47/150,243.44
  6. Step 6: Final answer
    x = 83,222.54

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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.