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Finding the Fourth Proportional to 14,091.00, 21,144.27 and 7,854.52

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Solution

The fourth proportional to 14,091.00, 21,144.27 and 7,854.52 is: 11,786.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091.00 : 21,144.27 = 7,854.52 : x
  2. Step 2: Convert to fraction form
    14,091.00/21,144.27 = 7,854.52/x
  3. Step 3: Cross multiply
    14,091.00x = 21,144.27 × 7,854.52
  4. Step 4: Simplify right side
    14,091.00x = 166,078,107.84
  5. Step 5: Solve for x
    x = 166,078,107.84/14,091.00
  6. Step 6: Final answer
    x = 11,786.12

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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.