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Finding the Fourth Proportional to 87,224.40, 130,824.12 and 28,052.24

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Solution

The fourth proportional to 87,224.40, 130,824.12 and 28,052.24 is: 42,074.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,224.40 : 130,824.12 = 28,052.24 : x
  2. Step 2: Convert to fraction form
    87,224.40/130,824.12 = 28,052.24/x
  3. Step 3: Cross multiply
    87,224.40x = 130,824.12 × 28,052.24
  4. Step 4: Simplify right side
    87,224.40x = 3,669,909,612.03
  5. Step 5: Solve for x
    x = 3,669,909,612.03/87,224.40
  6. Step 6: Final answer
    x = 42,074.35

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