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Finding the Fourth Proportional to 118,033.92, 162,884.79 and 64,319.40

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Solution

The fourth proportional to 118,033.92, 162,884.79 and 64,319.40 is: 88,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,033.92 : 162,884.79 = 64,319.40 : x
  2. Step 2: Convert to fraction form
    118,033.92/162,884.79 = 64,319.40/x
  3. Step 3: Cross multiply
    118,033.92x = 162,884.79 × 64,319.40
  4. Step 4: Simplify right side
    118,033.92x = 10,476,651,961.93
  5. Step 5: Solve for x
    x = 10,476,651,961.93/118,033.92
  6. Step 6: Final answer
    x = 88,759.67

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