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Finding the Fourth Proportional to 14,591.42, 21,885.08 and 8,331.14

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Solution

The fourth proportional to 14,591.42, 21,885.08 and 8,331.14 is: 12,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591.42 : 21,885.08 = 8,331.14 : x
  2. Step 2: Convert to fraction form
    14,591.42/21,885.08 = 8,331.14/x
  3. Step 3: Cross multiply
    14,591.42x = 21,885.08 × 8,331.14
  4. Step 4: Simplify right side
    14,591.42x = 182,327,665.39
  5. Step 5: Solve for x
    x = 182,327,665.39/14,591.42
  6. Step 6: Final answer
    x = 12,495.54

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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.