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Finding the Fourth Proportional to 188,561.80, 260,216.22 and 103,684.30

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Solution

The fourth proportional to 188,561.80, 260,216.22 and 103,684.30 is: 143,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,561.80 : 260,216.22 = 103,684.30 : x
  2. Step 2: Convert to fraction form
    188,561.80/260,216.22 = 103,684.30/x
  3. Step 3: Cross multiply
    188,561.80x = 260,216.22 × 103,684.30
  4. Step 4: Simplify right side
    188,561.80x = 26,980,336,619.35
  5. Step 5: Solve for x
    x = 26,980,336,619.35/188,561.80
  6. Step 6: Final answer
    x = 143,084.85

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