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Finding the Fourth Proportional to 285,856.16, 428,675.31 and 96,265.67

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Solution

The fourth proportional to 285,856.16, 428,675.31 and 96,265.67 is: 144,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,856.16 : 428,675.31 = 96,265.67 : x
  2. Step 2: Convert to fraction form
    285,856.16/428,675.31 = 96,265.67/x
  3. Step 3: Cross multiply
    285,856.16x = 428,675.31 × 96,265.67
  4. Step 4: Simplify right side
    285,856.16x = 41,266,714,056.98
  5. Step 5: Solve for x
    x = 41,266,714,056.98/285,856.16
  6. Step 6: Final answer
    x = 144,361.81

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