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Finding the Fourth Proportional to 108,586.80, 162,685.80 and 93,034.80

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Solution

The fourth proportional to 108,586.80, 162,685.80 and 93,034.80 is: 139,385.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,586.80 : 162,685.80 = 93,034.80 : x
  2. Step 2: Convert to fraction form
    108,586.80/162,685.80 = 93,034.80/x
  3. Step 3: Cross multiply
    108,586.80x = 162,685.80 × 93,034.80
  4. Step 4: Simplify right side
    108,586.80x = 15,135,440,865.84
  5. Step 5: Solve for x
    x = 15,135,440,865.84/108,586.80
  6. Step 6: Final answer
    x = 139,385.64

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