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Finding the Fourth Proportional to 98,201.85, 147,367.34 and 53,859.72

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Solution

The fourth proportional to 98,201.85, 147,367.34 and 53,859.72 is: 80,824.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,201.85 : 147,367.34 = 53,859.72 : x
  2. Step 2: Convert to fraction form
    98,201.85/147,367.34 = 53,859.72/x
  3. Step 3: Cross multiply
    98,201.85x = 147,367.34 × 53,859.72
  4. Step 4: Simplify right side
    98,201.85x = 7,937,163,669.54
  5. Step 5: Solve for x
    x = 7,937,163,669.54/98,201.85
  6. Step 6: Final answer
    x = 80,824.99

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