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Finding the Fourth Proportional to 23,692.50, 35,516.88 and 8,891.37

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Solution

The fourth proportional to 23,692.50, 35,516.88 and 8,891.37 is: 13,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,692.50 : 35,516.88 = 8,891.37 : x
  2. Step 2: Convert to fraction form
    23,692.50/35,516.88 = 8,891.37/x
  3. Step 3: Cross multiply
    23,692.50x = 35,516.88 × 8,891.37
  4. Step 4: Simplify right side
    23,692.50x = 315,793,721.33
  5. Step 5: Solve for x
    x = 315,793,721.33/23,692.50
  6. Step 6: Final answer
    x = 13,328.85

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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.