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Finding the Fourth Proportional to 9,520.55, 13,136.79 and 5,981.25

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Solution

The fourth proportional to 9,520.55, 13,136.79 and 5,981.25 is: 8,253.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520.55 : 13,136.79 = 5,981.25 : x
  2. Step 2: Convert to fraction form
    9,520.55/13,136.79 = 5,981.25/x
  3. Step 3: Cross multiply
    9,520.55x = 13,136.79 × 5,981.25
  4. Step 4: Simplify right side
    9,520.55x = 78,574,425.19
  5. Step 5: Solve for x
    x = 78,574,425.19/9,520.55
  6. Step 6: Final answer
    x = 8,253.14

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