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Finding the Fourth Proportional to 14,227.00, 19,633.28 and 7,939.37

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Solution

The fourth proportional to 14,227.00, 19,633.28 and 7,939.37 is: 10,956.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.00 : 19,633.28 = 7,939.37 : x
  2. Step 2: Convert to fraction form
    14,227.00/19,633.28 = 7,939.37/x
  3. Step 3: Cross multiply
    14,227.00x = 19,633.28 × 7,939.37
  4. Step 4: Simplify right side
    14,227.00x = 155,875,883.62
  5. Step 5: Solve for x
    x = 155,875,883.62/14,227.00
  6. Step 6: Final answer
    x = 10,956.34

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