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Finding the Fourth Proportional to 11,994.62, 17,992.94 and 3,230.01

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Solution

The fourth proportional to 11,994.62, 17,992.94 and 3,230.01 is: 4,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,994.62 : 17,992.94 = 3,230.01 : x
  2. Step 2: Convert to fraction form
    11,994.62/17,992.94 = 3,230.01/x
  3. Step 3: Cross multiply
    11,994.62x = 17,992.94 × 3,230.01
  4. Step 4: Simplify right side
    11,994.62x = 58,117,359.98
  5. Step 5: Solve for x
    x = 58,117,359.98/11,994.62
  6. Step 6: Final answer
    x = 4,845.29

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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.