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Finding the Fourth Proportional to 19,854.83, 27,399.72 and 10,902.92

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Solution

The fourth proportional to 19,854.83, 27,399.72 and 10,902.92 is: 15,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.83 : 27,399.72 = 10,902.92 : x
  2. Step 2: Convert to fraction form
    19,854.83/27,399.72 = 10,902.92/x
  3. Step 3: Cross multiply
    19,854.83x = 27,399.72 × 10,902.92
  4. Step 4: Simplify right side
    19,854.83x = 298,736,818.18
  5. Step 5: Solve for x
    x = 298,736,818.18/19,854.83
  6. Step 6: Final answer
    x = 15,046.06

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