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Finding the Fourth Proportional to 85,626.52, 128,426.82 and 23,301.88

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Solution

The fourth proportional to 85,626.52, 128,426.82 and 23,301.88 is: 34,949.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,626.52 : 128,426.82 = 23,301.88 : x
  2. Step 2: Convert to fraction form
    85,626.52/128,426.82 = 23,301.88/x
  3. Step 3: Cross multiply
    85,626.52x = 128,426.82 × 23,301.88
  4. Step 4: Simplify right side
    85,626.52x = 2,992,586,348.42
  5. Step 5: Solve for x
    x = 2,992,586,348.42/85,626.52
  6. Step 6: Final answer
    x = 34,949.29

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