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Finding the Fourth Proportional to 69,480.30, 95,898.56 and 39,283.11

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Solution

The fourth proportional to 69,480.30, 95,898.56 and 39,283.11 is: 54,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,480.30 : 95,898.56 = 39,283.11 : x
  2. Step 2: Convert to fraction form
    69,480.30/95,898.56 = 39,283.11/x
  3. Step 3: Cross multiply
    69,480.30x = 95,898.56 × 39,283.11
  4. Step 4: Simplify right side
    69,480.30x = 3,767,193,484.91
  5. Step 5: Solve for x
    x = 3,767,193,484.91/69,480.30
  6. Step 6: Final answer
    x = 54,219.59

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