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Finding the Fourth Proportional to 11,659.65, 17,482.38 and 5,247.09

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Solution

The fourth proportional to 11,659.65, 17,482.38 and 5,247.09 is: 7,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.65 : 17,482.38 = 5,247.09 : x
  2. Step 2: Convert to fraction form
    11,659.65/17,482.38 = 5,247.09/x
  3. Step 3: Cross multiply
    11,659.65x = 17,482.38 × 5,247.09
  4. Step 4: Simplify right side
    11,659.65x = 91,731,621.27
  5. Step 5: Solve for x
    x = 91,731,621.27/11,659.65
  6. Step 6: Final answer
    x = 7,867.44

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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.