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Finding the Fourth Proportional to 10,242.74, 14,135.00 and 5,766.54

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Solution

The fourth proportional to 10,242.74, 14,135.00 and 5,766.54 is: 7,957.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,242.74 : 14,135.00 = 5,766.54 : x
  2. Step 2: Convert to fraction form
    10,242.74/14,135.00 = 5,766.54/x
  3. Step 3: Cross multiply
    10,242.74x = 14,135.00 × 5,766.54
  4. Step 4: Simplify right side
    10,242.74x = 81,510,014.07
  5. Step 5: Solve for x
    x = 81,510,014.07/10,242.74
  6. Step 6: Final answer
    x = 7,957.84

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