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Finding the Fourth Proportional to 40,451.49, 60,682.50 and 14,163.75

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Solution

The fourth proportional to 40,451.49, 60,682.50 and 14,163.75 is: 21,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.49 : 60,682.50 = 14,163.75 : x
  2. Step 2: Convert to fraction form
    40,451.49/60,682.50 = 14,163.75/x
  3. Step 3: Cross multiply
    40,451.49x = 60,682.50 × 14,163.75
  4. Step 4: Simplify right side
    40,451.49x = 859,491,759.38
  5. Step 5: Solve for x
    x = 859,491,759.38/40,451.49
  6. Step 6: Final answer
    x = 21,247.47

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.