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Finding the Fourth Proportional to 41,274.68, 61,888.77 and 13,188.15

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Solution

The fourth proportional to 41,274.68, 61,888.77 and 13,188.15 is: 19,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,274.68 : 61,888.77 = 13,188.15 : x
  2. Step 2: Convert to fraction form
    41,274.68/61,888.77 = 13,188.15/x
  3. Step 3: Cross multiply
    41,274.68x = 61,888.77 × 13,188.15
  4. Step 4: Simplify right side
    41,274.68x = 816,198,382.08
  5. Step 5: Solve for x
    x = 816,198,382.08/41,274.68
  6. Step 6: Final answer
    x = 19,774.80

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