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Finding the Fourth Proportional to 68,250.32, 102,227.04 and 33,116

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Solution

The fourth proportional to 68,250.32, 102,227.04 and 33,116 is: 49,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,250.32 : 102,227.04 = 33,116 : x
  2. Step 2: Convert to fraction form
    68,250.32/102,227.04 = 33,116/x
  3. Step 3: Cross multiply
    68,250.32x = 102,227.04 × 33,116
  4. Step 4: Simplify right side
    68,250.32x = 3,385,350,656.64
  5. Step 5: Solve for x
    x = 3,385,350,656.64/68,250.32
  6. Step 6: Final answer
    x = 49,601.97

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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.