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Finding the Fourth Proportional to 23,622.52, 35,365.14 and 13,731.64

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Solution

The fourth proportional to 23,622.52, 35,365.14 and 13,731.64 is: 20,557.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,622.52 : 35,365.14 = 13,731.64 : x
  2. Step 2: Convert to fraction form
    23,622.52/35,365.14 = 13,731.64/x
  3. Step 3: Cross multiply
    23,622.52x = 35,365.14 × 13,731.64
  4. Step 4: Simplify right side
    23,622.52x = 485,621,371.03
  5. Step 5: Solve for x
    x = 485,621,371.03/23,622.52
  6. Step 6: Final answer
    x = 20,557.56

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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.