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Finding the Fourth Proportional to 53,275.53, 79,930.62 and 35,578.17

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Solution

The fourth proportional to 53,275.53, 79,930.62 and 35,578.17 is: 53,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,275.53 : 79,930.62 = 35,578.17 : x
  2. Step 2: Convert to fraction form
    53,275.53/79,930.62 = 35,578.17/x
  3. Step 3: Cross multiply
    53,275.53x = 79,930.62 × 35,578.17
  4. Step 4: Simplify right side
    53,275.53x = 2,843,785,186.57
  5. Step 5: Solve for x
    x = 2,843,785,186.57/53,275.53
  6. Step 6: Final answer
    x = 53,378.82

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