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Finding the Fourth Proportional to 15,753.96, 23,623.65 and 6,991.38

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Solution

The fourth proportional to 15,753.96, 23,623.65 and 6,991.38 is: 10,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.96 : 23,623.65 = 6,991.38 : x
  2. Step 2: Convert to fraction form
    15,753.96/23,623.65 = 6,991.38/x
  3. Step 3: Cross multiply
    15,753.96x = 23,623.65 × 6,991.38
  4. Step 4: Simplify right side
    15,753.96x = 165,161,914.14
  5. Step 5: Solve for x
    x = 165,161,914.14/15,753.96
  6. Step 6: Final answer
    x = 10,483.83

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