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Finding the Fourth Proportional to 11,995.77, 17,994.86 and 3,675.69

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Solution

The fourth proportional to 11,995.77, 17,994.86 and 3,675.69 is: 5,513.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.77 : 17,994.86 = 3,675.69 : x
  2. Step 2: Convert to fraction form
    11,995.77/17,994.86 = 3,675.69/x
  3. Step 3: Cross multiply
    11,995.77x = 17,994.86 × 3,675.69
  4. Step 4: Simplify right side
    11,995.77x = 66,143,508.57
  5. Step 5: Solve for x
    x = 66,143,508.57/11,995.77
  6. Step 6: Final answer
    x = 5,513.90

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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.