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Finding the Fourth Proportional to 23,120.87, 34,687.18 and 6,480.98

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Solution

The fourth proportional to 23,120.87, 34,687.18 and 6,480.98 is: 9,723.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.87 : 34,687.18 = 6,480.98 : x
  2. Step 2: Convert to fraction form
    23,120.87/34,687.18 = 6,480.98/x
  3. Step 3: Cross multiply
    23,120.87x = 34,687.18 × 6,480.98
  4. Step 4: Simplify right side
    23,120.87x = 224,806,746.40
  5. Step 5: Solve for x
    x = 224,806,746.40/23,120.87
  6. Step 6: Final answer
    x = 9,723.11

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