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Finding the Fourth Proportional to 10,673.22, 15,971.10 and 7,717.58

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Solution

The fourth proportional to 10,673.22, 15,971.10 and 7,717.58 is: 11,548.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,673.22 : 15,971.10 = 7,717.58 : x
  2. Step 2: Convert to fraction form
    10,673.22/15,971.10 = 7,717.58/x
  3. Step 3: Cross multiply
    10,673.22x = 15,971.10 × 7,717.58
  4. Step 4: Simplify right side
    10,673.22x = 123,258,241.94
  5. Step 5: Solve for x
    x = 123,258,241.94/10,673.22
  6. Step 6: Final answer
    x = 11,548.37

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