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Finding the Fourth Proportional to 100,620.02, 150,961.62 and 41,483.54

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Solution

The fourth proportional to 100,620.02, 150,961.62 and 41,483.54 is: 62,238.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,620.02 : 150,961.62 = 41,483.54 : x
  2. Step 2: Convert to fraction form
    100,620.02/150,961.62 = 41,483.54/x
  3. Step 3: Cross multiply
    100,620.02x = 150,961.62 × 41,483.54
  4. Step 4: Simplify right side
    100,620.02x = 6,262,422,401.73
  5. Step 5: Solve for x
    x = 6,262,422,401.73/100,620.02
  6. Step 6: Final answer
    x = 62,238.33

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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.