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Finding the Fourth Proportional to 77,426.84, 116,112.39 and 26,812.16

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Solution

The fourth proportional to 77,426.84, 116,112.39 and 26,812.16 is: 40,208.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,426.84 : 116,112.39 = 26,812.16 : x
  2. Step 2: Convert to fraction form
    77,426.84/116,112.39 = 26,812.16/x
  3. Step 3: Cross multiply
    77,426.84x = 116,112.39 × 26,812.16
  4. Step 4: Simplify right side
    77,426.84x = 3,113,223,978.66
  5. Step 5: Solve for x
    x = 3,113,223,978.66/77,426.84
  6. Step 6: Final answer
    x = 40,208.59

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