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Finding the Fourth Proportional to 61,190.90, 84,443.37 and 35,714.78

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Solution

The fourth proportional to 61,190.90, 84,443.37 and 35,714.78 is: 49,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,190.90 : 84,443.37 = 35,714.78 : x
  2. Step 2: Convert to fraction form
    61,190.90/84,443.37 = 35,714.78/x
  3. Step 3: Cross multiply
    61,190.90x = 84,443.37 × 35,714.78
  4. Step 4: Simplify right side
    61,190.90x = 3,015,876,382.01
  5. Step 5: Solve for x
    x = 3,015,876,382.01/61,190.90
  6. Step 6: Final answer
    x = 49,286.35

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