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Finding the Fourth Proportional to 118,785.10, 163,861.29 and 73,448.59

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Solution

The fourth proportional to 118,785.10, 163,861.29 and 73,448.59 is: 101,320.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,785.10 : 163,861.29 = 73,448.59 : x
  2. Step 2: Convert to fraction form
    118,785.10/163,861.29 = 73,448.59/x
  3. Step 3: Cross multiply
    118,785.10x = 163,861.29 × 73,448.59
  4. Step 4: Simplify right side
    118,785.10x = 12,035,380,706.08
  5. Step 5: Solve for x
    x = 12,035,380,706.08/118,785.10
  6. Step 6: Final answer
    x = 101,320.63

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