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Finding the Fourth Proportional to 31,986.55, 44,141.51 and 17,840.30

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Solution

The fourth proportional to 31,986.55, 44,141.51 and 17,840.30 is: 24,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,986.55 : 44,141.51 = 17,840.30 : x
  2. Step 2: Convert to fraction form
    31,986.55/44,141.51 = 17,840.30/x
  3. Step 3: Cross multiply
    31,986.55x = 44,141.51 × 17,840.30
  4. Step 4: Simplify right side
    31,986.55x = 787,497,758.55
  5. Step 5: Solve for x
    x = 787,497,758.55/31,986.55
  6. Step 6: Final answer
    x = 24,619.66

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