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Finding the Fourth Proportional to 78,606.72, 108,475.92 and 44,615.52

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Solution

The fourth proportional to 78,606.72, 108,475.92 and 44,615.52 is: 61,568.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,606.72 : 108,475.92 = 44,615.52 : x
  2. Step 2: Convert to fraction form
    78,606.72/108,475.92 = 44,615.52/x
  3. Step 3: Cross multiply
    78,606.72x = 108,475.92 × 44,615.52
  4. Step 4: Simplify right side
    78,606.72x = 4,839,709,578.28
  5. Step 5: Solve for x
    x = 4,839,709,578.28/78,606.72
  6. Step 6: Final answer
    x = 61,568.65

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