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Finding the Fourth Proportional to 208,674.88, 313,052.90 and 88,730.45

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Solution

The fourth proportional to 208,674.88, 313,052.90 and 88,730.45 is: 133,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,674.88 : 313,052.90 = 88,730.45 : x
  2. Step 2: Convert to fraction form
    208,674.88/313,052.90 = 88,730.45/x
  3. Step 3: Cross multiply
    208,674.88x = 313,052.90 × 88,730.45
  4. Step 4: Simplify right side
    208,674.88x = 27,777,324,690.81
  5. Step 5: Solve for x
    x = 27,777,324,690.81/208,674.88
  6. Step 6: Final answer
    x = 133,112.93

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