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Finding the Fourth Proportional to 111,689.15, 167,293.14 and 52,436.03

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Solution

The fourth proportional to 111,689.15, 167,293.14 and 52,436.03 is: 78,541.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,689.15 : 167,293.14 = 52,436.03 : x
  2. Step 2: Convert to fraction form
    111,689.15/167,293.14 = 52,436.03/x
  3. Step 3: Cross multiply
    111,689.15x = 167,293.14 × 52,436.03
  4. Step 4: Simplify right side
    111,689.15x = 8,772,188,107.83
  5. Step 5: Solve for x
    x = 8,772,188,107.83/111,689.15
  6. Step 6: Final answer
    x = 78,541.09

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