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Finding the Fourth Proportional to 77,385.06, 116,087.91 and 30,627

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Solution

The fourth proportional to 77,385.06, 116,087.91 and 30,627 is: 45,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,385.06 : 116,087.91 = 30,627 : x
  2. Step 2: Convert to fraction form
    77,385.06/116,087.91 = 30,627/x
  3. Step 3: Cross multiply
    77,385.06x = 116,087.91 × 30,627
  4. Step 4: Simplify right side
    77,385.06x = 3,555,424,419.57
  5. Step 5: Solve for x
    x = 3,555,424,419.57/77,385.06
  6. Step 6: Final answer
    x = 45,944.58

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