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Finding the Fourth Proportional to 66,796.93, 100,199.49 and 29,374.62

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Solution

The fourth proportional to 66,796.93, 100,199.49 and 29,374.62 is: 44,063.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,796.93 : 100,199.49 = 29,374.62 : x
  2. Step 2: Convert to fraction form
    66,796.93/100,199.49 = 29,374.62/x
  3. Step 3: Cross multiply
    66,796.93x = 100,199.49 × 29,374.62
  4. Step 4: Simplify right side
    66,796.93x = 2,943,321,942.94
  5. Step 5: Solve for x
    x = 2,943,321,942.94/66,796.93
  6. Step 6: Final answer
    x = 44,063.73

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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.