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Finding the Fourth Proportional to 98,385.75, 147,626.81 and 42,209.24

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Solution

The fourth proportional to 98,385.75, 147,626.81 and 42,209.24 is: 63,334.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,385.75 : 147,626.81 = 42,209.24 : x
  2. Step 2: Convert to fraction form
    98,385.75/147,626.81 = 42,209.24/x
  3. Step 3: Cross multiply
    98,385.75x = 147,626.81 × 42,209.24
  4. Step 4: Simplify right side
    98,385.75x = 6,231,214,504.54
  5. Step 5: Solve for x
    x = 6,231,214,504.54/98,385.75
  6. Step 6: Final answer
    x = 63,334.52

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