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Finding the Fourth Proportional to 71,117.92, 98,069.07 and 61,079.56

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Solution

The fourth proportional to 71,117.92, 98,069.07 and 61,079.56 is: 84,226.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,117.92 : 98,069.07 = 61,079.56 : x
  2. Step 2: Convert to fraction form
    71,117.92/98,069.07 = 61,079.56/x
  3. Step 3: Cross multiply
    71,117.92x = 98,069.07 × 61,079.56
  4. Step 4: Simplify right side
    71,117.92x = 5,990,015,645.21
  5. Step 5: Solve for x
    x = 5,990,015,645.21/71,117.92
  6. Step 6: Final answer
    x = 84,226.53

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