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Finding the Fourth Proportional to 123,738.68, 185,368.86 and 73,858.52

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Solution

The fourth proportional to 123,738.68, 185,368.86 and 73,858.52 is: 110,645.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,738.68 : 185,368.86 = 73,858.52 : x
  2. Step 2: Convert to fraction form
    123,738.68/185,368.86 = 73,858.52/x
  3. Step 3: Cross multiply
    123,738.68x = 185,368.86 × 73,858.52
  4. Step 4: Simplify right side
    123,738.68x = 13,691,069,653.69
  5. Step 5: Solve for x
    x = 13,691,069,653.69/123,738.68
  6. Step 6: Final answer
    x = 110,645.03

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