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Finding the Fourth Proportional to 26,652.54, 36,781.08 and 14,716.64

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Solution

The fourth proportional to 26,652.54, 36,781.08 and 14,716.64 is: 20,309.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,652.54 : 36,781.08 = 14,716.64 : x
  2. Step 2: Convert to fraction form
    26,652.54/36,781.08 = 14,716.64/x
  3. Step 3: Cross multiply
    26,652.54x = 36,781.08 × 14,716.64
  4. Step 4: Simplify right side
    26,652.54x = 541,293,729.27
  5. Step 5: Solve for x
    x = 541,293,729.27/26,652.54
  6. Step 6: Final answer
    x = 20,309.27

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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.