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Finding the Fourth Proportional to 172,759.05, 238,266.48 and 145,056.73

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Solution

The fourth proportional to 172,759.05, 238,266.48 and 145,056.73 is: 200,059.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,759.05 : 238,266.48 = 145,056.73 : x
  2. Step 2: Convert to fraction form
    172,759.05/238,266.48 = 145,056.73/x
  3. Step 3: Cross multiply
    172,759.05x = 238,266.48 × 145,056.73
  4. Step 4: Simplify right side
    172,759.05x = 34,562,156,457.41
  5. Step 5: Solve for x
    x = 34,562,156,457.41/172,759.05
  6. Step 6: Final answer
    x = 200,059.89

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