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Finding the Fourth Proportional to 55,396.10, 83,074.70 and 15,942.62

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Solution

The fourth proportional to 55,396.10, 83,074.70 and 15,942.62 is: 23,908.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,396.10 : 83,074.70 = 15,942.62 : x
  2. Step 2: Convert to fraction form
    55,396.10/83,074.70 = 15,942.62/x
  3. Step 3: Cross multiply
    55,396.10x = 83,074.70 × 15,942.62
  4. Step 4: Simplify right side
    55,396.10x = 1,324,428,373.71
  5. Step 5: Solve for x
    x = 1,324,428,373.71/55,396.10
  6. Step 6: Final answer
    x = 23,908.33

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