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Finding the Fourth Proportional to 17,692.50, 26,550.90 and 7,304.34

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Solution

The fourth proportional to 17,692.50, 26,550.90 and 7,304.34 is: 10,961.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.50 : 26,550.90 = 7,304.34 : x
  2. Step 2: Convert to fraction form
    17,692.50/26,550.90 = 7,304.34/x
  3. Step 3: Cross multiply
    17,692.50x = 26,550.90 × 7,304.34
  4. Step 4: Simplify right side
    17,692.50x = 193,936,800.91
  5. Step 5: Solve for x
    x = 193,936,800.91/17,692.50
  6. Step 6: Final answer
    x = 10,961.53

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1.5x scale

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.