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Finding the Fourth Proportional to 34,769.79, 48,005.36 and 20,627.19

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Solution

The fourth proportional to 34,769.79, 48,005.36 and 20,627.19 is: 28,479.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,769.79 : 48,005.36 = 20,627.19 : x
  2. Step 2: Convert to fraction form
    34,769.79/48,005.36 = 20,627.19/x
  3. Step 3: Cross multiply
    34,769.79x = 48,005.36 × 20,627.19
  4. Step 4: Simplify right side
    34,769.79x = 990,215,578.60
  5. Step 5: Solve for x
    x = 990,215,578.60/34,769.79
  6. Step 6: Final answer
    x = 28,479.19

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