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Finding the Fourth Proportional to 113,446.80, 170,170.20 and 97,894.80

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Solution

The fourth proportional to 113,446.80, 170,170.20 and 97,894.80 is: 146,842.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,446.80 : 170,170.20 = 97,894.80 : x
  2. Step 2: Convert to fraction form
    113,446.80/170,170.20 = 97,894.80/x
  3. Step 3: Cross multiply
    113,446.80x = 170,170.20 × 97,894.80
  4. Step 4: Simplify right side
    113,446.80x = 16,658,777,694.96
  5. Step 5: Solve for x
    x = 16,658,777,694.96/113,446.80
  6. Step 6: Final answer
    x = 146,842.20

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