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Finding the Fourth Proportional to 53,208.76, 79,813.92 and 15,772.62

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Solution

The fourth proportional to 53,208.76, 79,813.92 and 15,772.62 is: 23,659.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,208.76 : 79,813.92 = 15,772.62 : x
  2. Step 2: Convert to fraction form
    53,208.76/79,813.92 = 15,772.62/x
  3. Step 3: Cross multiply
    53,208.76x = 79,813.92 × 15,772.62
  4. Step 4: Simplify right side
    53,208.76x = 1,258,874,630.87
  5. Step 5: Solve for x
    x = 1,258,874,630.87/53,208.76
  6. Step 6: Final answer
    x = 23,659.16

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