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Finding the Fourth Proportional to 105,846.86, 146,068.60 and 59,905.67

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Solution

The fourth proportional to 105,846.86, 146,068.60 and 59,905.67 is: 82,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,846.86 : 146,068.60 = 59,905.67 : x
  2. Step 2: Convert to fraction form
    105,846.86/146,068.60 = 59,905.67/x
  3. Step 3: Cross multiply
    105,846.86x = 146,068.60 × 59,905.67
  4. Step 4: Simplify right side
    105,846.86x = 8,750,336,319.09
  5. Step 5: Solve for x
    x = 8,750,336,319.09/105,846.86
  6. Step 6: Final answer
    x = 82,669.78

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