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Finding the Fourth Proportional to 14,103.00, 19,464.08 and 8,134.54

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Solution

The fourth proportional to 14,103.00, 19,464.08 and 8,134.54 is: 11,226.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.00 : 19,464.08 = 8,134.54 : x
  2. Step 2: Convert to fraction form
    14,103.00/19,464.08 = 8,134.54/x
  3. Step 3: Cross multiply
    14,103.00x = 19,464.08 × 8,134.54
  4. Step 4: Simplify right side
    14,103.00x = 158,331,257.25
  5. Step 5: Solve for x
    x = 158,331,257.25/14,103.00
  6. Step 6: Final answer
    x = 11,226.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.