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Finding the Fourth Proportional to 5,100.71, 7,651.16 and 1,402.92

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Solution

The fourth proportional to 5,100.71, 7,651.16 and 1,402.92 is: 2,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.71 : 7,651.16 = 1,402.92 : x
  2. Step 2: Convert to fraction form
    5,100.71/7,651.16 = 1,402.92/x
  3. Step 3: Cross multiply
    5,100.71x = 7,651.16 × 1,402.92
  4. Step 4: Simplify right side
    5,100.71x = 10,733,958.37
  5. Step 5: Solve for x
    x = 10,733,958.37/5,100.71
  6. Step 6: Final answer
    x = 2,104.41

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