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Finding the Fourth Proportional to 12,043.00, 18,062.67 and 3,278.60

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Solution

The fourth proportional to 12,043.00, 18,062.67 and 3,278.60 is: 4,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043.00 : 18,062.67 = 3,278.60 : x
  2. Step 2: Convert to fraction form
    12,043.00/18,062.67 = 3,278.60/x
  3. Step 3: Cross multiply
    12,043.00x = 18,062.67 × 3,278.60
  4. Step 4: Simplify right side
    12,043.00x = 59,220,179.55
  5. Step 5: Solve for x
    x = 59,220,179.55/12,043.00
  6. Step 6: Final answer
    x = 4,917.40

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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.