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Finding the Fourth Proportional to 111,747.47, 154,211.51 and 61,446.47

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Solution

The fourth proportional to 111,747.47, 154,211.51 and 61,446.47 is: 84,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,747.47 : 154,211.51 = 61,446.47 : x
  2. Step 2: Convert to fraction form
    111,747.47/154,211.51 = 61,446.47/x
  3. Step 3: Cross multiply
    111,747.47x = 154,211.51 × 61,446.47
  4. Step 4: Simplify right side
    111,747.47x = 9,475,752,653.30
  5. Step 5: Solve for x
    x = 9,475,752,653.30/111,747.47
  6. Step 6: Final answer
    x = 84,796.13

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