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Finding the Fourth Proportional to 99,831.96, 137,773.70 and 54,514.17

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Solution

The fourth proportional to 99,831.96, 137,773.70 and 54,514.17 is: 75,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,831.96 : 137,773.70 = 54,514.17 : x
  2. Step 2: Convert to fraction form
    99,831.96/137,773.70 = 54,514.17/x
  3. Step 3: Cross multiply
    99,831.96x = 137,773.70 × 54,514.17
  4. Step 4: Simplify right side
    99,831.96x = 7,510,618,630.76
  5. Step 5: Solve for x
    x = 7,510,618,630.76/99,831.96
  6. Step 6: Final answer
    x = 75,232.61

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