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Finding the Fourth Proportional to 286,231.99, 429,360.15 and 96,696.85

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Solution

The fourth proportional to 286,231.99, 429,360.15 and 96,696.85 is: 145,049.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,231.99 : 429,360.15 = 96,696.85 : x
  2. Step 2: Convert to fraction form
    286,231.99/429,360.15 = 96,696.85/x
  3. Step 3: Cross multiply
    286,231.99x = 429,360.15 × 96,696.85
  4. Step 4: Simplify right side
    286,231.99x = 41,517,774,020.53
  5. Step 5: Solve for x
    x = 41,517,774,020.53/286,231.99
  6. Step 6: Final answer
    x = 145,049.38

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