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Finding the Fourth Proportional to 67,273.36, 100,910.06 and 27,787.08

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Solution

The fourth proportional to 67,273.36, 100,910.06 and 27,787.08 is: 41,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,273.36 : 100,910.06 = 27,787.08 : x
  2. Step 2: Convert to fraction form
    67,273.36/100,910.06 = 27,787.08/x
  3. Step 3: Cross multiply
    67,273.36x = 100,910.06 × 27,787.08
  4. Step 4: Simplify right side
    67,273.36x = 2,803,995,910.02
  5. Step 5: Solve for x
    x = 2,803,995,910.02/67,273.36
  6. Step 6: Final answer
    x = 41,680.63

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.