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Finding the Fourth Proportional to 11,943.65, 16,484.24 and 6,907.01

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Solution

The fourth proportional to 11,943.65, 16,484.24 and 6,907.01 is: 9,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.65 : 16,484.24 = 6,907.01 : x
  2. Step 2: Convert to fraction form
    11,943.65/16,484.24 = 6,907.01/x
  3. Step 3: Cross multiply
    11,943.65x = 16,484.24 × 6,907.01
  4. Step 4: Simplify right side
    11,943.65x = 113,856,745.37
  5. Step 5: Solve for x
    x = 113,856,745.37/11,943.65
  6. Step 6: Final answer
    x = 9,532.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.