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Finding the Fourth Proportional to 31,192.16, 43,045.80 and 17,045.88

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Solution

The fourth proportional to 31,192.16, 43,045.80 and 17,045.88 is: 23,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.16 : 43,045.80 = 17,045.88 : x
  2. Step 2: Convert to fraction form
    31,192.16/43,045.80 = 17,045.88/x
  3. Step 3: Cross multiply
    31,192.16x = 43,045.80 × 17,045.88
  4. Step 4: Simplify right side
    31,192.16x = 733,753,541.30
  5. Step 5: Solve for x
    x = 733,753,541.30/31,192.16
  6. Step 6: Final answer
    x = 23,523.65

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