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Finding the Fourth Proportional to 7,791.49, 11,692.87 and 3,048.35

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Solution

The fourth proportional to 7,791.49, 11,692.87 and 3,048.35 is: 4,574.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.49 : 11,692.87 = 3,048.35 : x
  2. Step 2: Convert to fraction form
    7,791.49/11,692.87 = 3,048.35/x
  3. Step 3: Cross multiply
    7,791.49x = 11,692.87 × 3,048.35
  4. Step 4: Simplify right side
    7,791.49x = 35,643,938.65
  5. Step 5: Solve for x
    x = 35,643,938.65/7,791.49
  6. Step 6: Final answer
    x = 4,574.73

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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.