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Finding the Fourth Proportional to 13,914.18, 19,201.36 and 7,540.62

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Solution

The fourth proportional to 13,914.18, 19,201.36 and 7,540.62 is: 10,405.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,914.18 : 19,201.36 = 7,540.62 : x
  2. Step 2: Convert to fraction form
    13,914.18/19,201.36 = 7,540.62/x
  3. Step 3: Cross multiply
    13,914.18x = 19,201.36 × 7,540.62
  4. Step 4: Simplify right side
    13,914.18x = 144,790,159.24
  5. Step 5: Solve for x
    x = 144,790,159.24/13,914.18
  6. Step 6: Final answer
    x = 10,405.94

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