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Finding the Fourth Proportional to 69,211.53, 103,797.99 and 27,083.03

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Solution

The fourth proportional to 69,211.53, 103,797.99 and 27,083.03 is: 40,616.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,211.53 : 103,797.99 = 27,083.03 : x
  2. Step 2: Convert to fraction form
    69,211.53/103,797.99 = 27,083.03/x
  3. Step 3: Cross multiply
    69,211.53x = 103,797.99 × 27,083.03
  4. Step 4: Simplify right side
    69,211.53x = 2,811,163,558.12
  5. Step 5: Solve for x
    x = 2,811,163,558.12/69,211.53
  6. Step 6: Final answer
    x = 40,616.98

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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.