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Finding the Fourth Proportional to 10,225.68, 15,334.68 and 3,984.96

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Solution

The fourth proportional to 10,225.68, 15,334.68 and 3,984.96 is: 5,975.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,225.68 : 15,334.68 = 3,984.96 : x
  2. Step 2: Convert to fraction form
    10,225.68/15,334.68 = 3,984.96/x
  3. Step 3: Cross multiply
    10,225.68x = 15,334.68 × 3,984.96
  4. Step 4: Simplify right side
    10,225.68x = 61,108,086.41
  5. Step 5: Solve for x
    x = 61,108,086.41/10,225.68
  6. Step 6: Final answer
    x = 5,975.94

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