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Finding the Fourth Proportional to 13,141.71, 19,695.29 and 5,346.27

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Solution

The fourth proportional to 13,141.71, 19,695.29 and 5,346.27 is: 8,012.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,141.71 : 19,695.29 = 5,346.27 : x
  2. Step 2: Convert to fraction form
    13,141.71/19,695.29 = 5,346.27/x
  3. Step 3: Cross multiply
    13,141.71x = 19,695.29 × 5,346.27
  4. Step 4: Simplify right side
    13,141.71x = 105,296,311.34
  5. Step 5: Solve for x
    x = 105,296,311.34/13,141.71
  6. Step 6: Final answer
    x = 8,012.38

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