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Finding the Fourth Proportional to 53,352.15, 80,032.28 and 15,909.30

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Solution

The fourth proportional to 53,352.15, 80,032.28 and 15,909.30 is: 23,865.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,352.15 : 80,032.28 = 15,909.30 : x
  2. Step 2: Convert to fraction form
    53,352.15/80,032.28 = 15,909.30/x
  3. Step 3: Cross multiply
    53,352.15x = 80,032.28 × 15,909.30
  4. Step 4: Simplify right side
    53,352.15x = 1,273,257,472.66
  5. Step 5: Solve for x
    x = 1,273,257,472.66/53,352.15
  6. Step 6: Final answer
    x = 23,865.16

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