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Finding the Fourth Proportional to 111,455.07, 167,053.82 and 51,357.91

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Solution

The fourth proportional to 111,455.07, 167,053.82 and 51,357.91 is: 76,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,455.07 : 167,053.82 = 51,357.91 : x
  2. Step 2: Convert to fraction form
    111,455.07/167,053.82 = 51,357.91/x
  3. Step 3: Cross multiply
    111,455.07x = 167,053.82 × 51,357.91
  4. Step 4: Simplify right side
    111,455.07x = 8,579,535,052.72
  5. Step 5: Solve for x
    x = 8,579,535,052.72/111,455.07
  6. Step 6: Final answer
    x = 76,977.52

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