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Finding the Fourth Proportional to 43,692.36, 65,534.88 and 22,609.68

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Solution

The fourth proportional to 43,692.36, 65,534.88 and 22,609.68 is: 33,912.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.36 : 65,534.88 = 22,609.68 : x
  2. Step 2: Convert to fraction form
    43,692.36/65,534.88 = 22,609.68/x
  3. Step 3: Cross multiply
    43,692.36x = 65,534.88 × 22,609.68
  4. Step 4: Simplify right side
    43,692.36x = 1,481,722,665.64
  5. Step 5: Solve for x
    x = 1,481,722,665.64/43,692.36
  6. Step 6: Final answer
    x = 33,912.63

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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.