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Finding the Fourth Proportional to 150,616.93, 225,767.75 and 50,742.61

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Solution

The fourth proportional to 150,616.93, 225,767.75 and 50,742.61 is: 76,060.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,616.93 : 225,767.75 = 50,742.61 : x
  2. Step 2: Convert to fraction form
    150,616.93/225,767.75 = 50,742.61/x
  3. Step 3: Cross multiply
    150,616.93x = 225,767.75 × 50,742.61
  4. Step 4: Simplify right side
    150,616.93x = 11,456,043,886.85
  5. Step 5: Solve for x
    x = 11,456,043,886.85/150,616.93
  6. Step 6: Final answer
    x = 76,060.80

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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.