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Finding the Fourth Proportional to 87,195.99, 130,793.58 and 57,745.74

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Solution

The fourth proportional to 87,195.99, 130,793.58 and 57,745.74 is: 86,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,195.99 : 130,793.58 = 57,745.74 : x
  2. Step 2: Convert to fraction form
    87,195.99/130,793.58 = 57,745.74/x
  3. Step 3: Cross multiply
    87,195.99x = 130,793.58 × 57,745.74
  4. Step 4: Simplify right side
    87,195.99x = 7,552,772,064.35
  5. Step 5: Solve for x
    x = 7,552,772,064.35/87,195.99
  6. Step 6: Final answer
    x = 86,618.34

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