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Finding the Fourth Proportional to 91,107.69, 136,648.32 and 34,961.93

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Solution

The fourth proportional to 91,107.69, 136,648.32 and 34,961.93 is: 52,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,107.69 : 136,648.32 = 34,961.93 : x
  2. Step 2: Convert to fraction form
    91,107.69/136,648.32 = 34,961.93/x
  3. Step 3: Cross multiply
    91,107.69x = 136,648.32 × 34,961.93
  4. Step 4: Simplify right side
    91,107.69x = 4,777,488,696.54
  5. Step 5: Solve for x
    x = 4,777,488,696.54/91,107.69
  6. Step 6: Final answer
    x = 52,437.82

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