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Finding the Fourth Proportional to 11,913.89, 17,852.60 and 6,368.02

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Solution

The fourth proportional to 11,913.89, 17,852.60 and 6,368.02 is: 9,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,913.89 : 17,852.60 = 6,368.02 : x
  2. Step 2: Convert to fraction form
    11,913.89/17,852.60 = 6,368.02/x
  3. Step 3: Cross multiply
    11,913.89x = 17,852.60 × 6,368.02
  4. Step 4: Simplify right side
    11,913.89x = 113,685,685.14
  5. Step 5: Solve for x
    x = 113,685,685.14/11,913.89
  6. Step 6: Final answer
    x = 9,542.28

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