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Finding the Fourth Proportional to 112,880.13, 169,306.32 and 65,521.02

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Solution

The fourth proportional to 112,880.13, 169,306.32 and 65,521.02 is: 98,273.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,880.13 : 169,306.32 = 65,521.02 : x
  2. Step 2: Convert to fraction form
    112,880.13/169,306.32 = 65,521.02/x
  3. Step 3: Cross multiply
    112,880.13x = 169,306.32 × 65,521.02
  4. Step 4: Simplify right side
    112,880.13x = 11,093,122,778.85
  5. Step 5: Solve for x
    x = 11,093,122,778.85/112,880.13
  6. Step 6: Final answer
    x = 98,273.48

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