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Finding the Fourth Proportional to 191,912.61, 264,838.64 and 105,876.95

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Solution

The fourth proportional to 191,912.61, 264,838.64 and 105,876.95 is: 146,109.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,912.61 : 264,838.64 = 105,876.95 : x
  2. Step 2: Convert to fraction form
    191,912.61/264,838.64 = 105,876.95/x
  3. Step 3: Cross multiply
    191,912.61x = 264,838.64 × 105,876.95
  4. Step 4: Simplify right side
    191,912.61x = 28,040,305,591.77
  5. Step 5: Solve for x
    x = 28,040,305,591.77/191,912.61
  6. Step 6: Final answer
    x = 146,109.76

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