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Finding the Fourth Proportional to 26,651.84, 36,777.80 and 14,715.08

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Solution

The fourth proportional to 26,651.84, 36,777.80 and 14,715.08 is: 20,305.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.84 : 36,777.80 = 14,715.08 : x
  2. Step 2: Convert to fraction form
    26,651.84/36,777.80 = 14,715.08/x
  3. Step 3: Cross multiply
    26,651.84x = 36,777.80 × 14,715.08
  4. Step 4: Simplify right side
    26,651.84x = 541,188,269.22
  5. Step 5: Solve for x
    x = 541,188,269.22/26,651.84
  6. Step 6: Final answer
    x = 20,305.85

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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.