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Finding the Fourth Proportional to 172,856.25, 259,328.12 and 48,197.25

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Solution

The fourth proportional to 172,856.25, 259,328.12 and 48,197.25 is: 72,308.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,856.25 : 259,328.12 = 48,197.25 : x
  2. Step 2: Convert to fraction form
    172,856.25/259,328.12 = 48,197.25/x
  3. Step 3: Cross multiply
    172,856.25x = 259,328.12 × 48,197.25
  4. Step 4: Simplify right side
    172,856.25x = 12,498,901,990.68
  5. Step 5: Solve for x
    x = 12,498,901,990.68/172,856.25
  6. Step 6: Final answer
    x = 72,308.07

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