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Finding the Fourth Proportional to 23,690.26, 32,692.98 and 13,079.26

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Solution

The fourth proportional to 23,690.26, 32,692.98 and 13,079.26 is: 18,049.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,690.26 : 32,692.98 = 13,079.26 : x
  2. Step 2: Convert to fraction form
    23,690.26/32,692.98 = 13,079.26/x
  3. Step 3: Cross multiply
    23,690.26x = 32,692.98 × 13,079.26
  4. Step 4: Simplify right side
    23,690.26x = 427,599,985.59
  5. Step 5: Solve for x
    x = 427,599,985.59/23,690.26
  6. Step 6: Final answer
    x = 18,049.61

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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.