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Finding the Fourth Proportional to 53,474.76, 80,357.54 and 28,532.43

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Solution

The fourth proportional to 53,474.76, 80,357.54 and 28,532.43 is: 42,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,474.76 : 80,357.54 = 28,532.43 : x
  2. Step 2: Convert to fraction form
    53,474.76/80,357.54 = 28,532.43/x
  3. Step 3: Cross multiply
    53,474.76x = 80,357.54 × 28,532.43
  4. Step 4: Simplify right side
    53,474.76x = 2,292,795,742.36
  5. Step 5: Solve for x
    x = 2,292,795,742.36/53,474.76
  6. Step 6: Final answer
    x = 42,876.22

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