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Finding the Fourth Proportional to 89,124.75, 133,716.89 and 29,155.95

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Solution

The fourth proportional to 89,124.75, 133,716.89 and 29,155.95 is: 43,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,124.75 : 133,716.89 = 29,155.95 : x
  2. Step 2: Convert to fraction form
    89,124.75/133,716.89 = 29,155.95/x
  3. Step 3: Cross multiply
    89,124.75x = 133,716.89 × 29,155.95
  4. Step 4: Simplify right side
    89,124.75x = 3,898,643,031.89
  5. Step 5: Solve for x
    x = 3,898,643,031.89/89,124.75
  6. Step 6: Final answer
    x = 43,743.66

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