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Finding the Fourth Proportional to 55,048.52, 75,967.98 and 31,175.12

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Solution

The fourth proportional to 55,048.52, 75,967.98 and 31,175.12 is: 43,022.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.52 : 75,967.98 = 31,175.12 : x
  2. Step 2: Convert to fraction form
    55,048.52/75,967.98 = 31,175.12/x
  3. Step 3: Cross multiply
    55,048.52x = 75,967.98 × 31,175.12
  4. Step 4: Simplify right side
    55,048.52x = 2,368,310,892.66
  5. Step 5: Solve for x
    x = 2,368,310,892.66/55,048.52
  6. Step 6: Final answer
    x = 43,022.24

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