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Finding the Fourth Proportional to 14,213.01, 21,322.59 and 5,447.94

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Solution

The fourth proportional to 14,213.01, 21,322.59 and 5,447.94 is: 8,173.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.01 : 21,322.59 = 5,447.94 : x
  2. Step 2: Convert to fraction form
    14,213.01/21,322.59 = 5,447.94/x
  3. Step 3: Cross multiply
    14,213.01x = 21,322.59 × 5,447.94
  4. Step 4: Simplify right side
    14,213.01x = 116,164,190.96
  5. Step 5: Solve for x
    x = 116,164,190.96/14,213.01
  6. Step 6: Final answer
    x = 8,173.09

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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.