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Finding the Fourth Proportional to 14,408.97, 21,614.67 and 4,548.84

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Solution

The fourth proportional to 14,408.97, 21,614.67 and 4,548.84 is: 6,823.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408.97 : 21,614.67 = 4,548.84 : x
  2. Step 2: Convert to fraction form
    14,408.97/21,614.67 = 4,548.84/x
  3. Step 3: Cross multiply
    14,408.97x = 21,614.67 × 4,548.84
  4. Step 4: Simplify right side
    14,408.97x = 98,321,675.48
  5. Step 5: Solve for x
    x = 98,321,675.48/14,408.97
  6. Step 6: Final answer
    x = 6,823.64

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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.