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Finding the Fourth Proportional to 111,812.10, 167,718.15 and 111,812.10

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Solution

The fourth proportional to 111,812.10, 167,718.15 and 111,812.10 is: 167,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,812.10 : 167,718.15 = 111,812.10 : x
  2. Step 2: Convert to fraction form
    111,812.10/167,718.15 = 111,812.10/x
  3. Step 3: Cross multiply
    111,812.10x = 167,718.15 × 111,812.10
  4. Step 4: Simplify right side
    111,812.10x = 18,752,918,559.62
  5. Step 5: Solve for x
    x = 18,752,918,559.62/111,812.10
  6. Step 6: Final answer
    x = 167,718.15

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