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Finding the Fourth Proportional to 70,687.19, 97,548.53 and 40,472.97

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Solution

The fourth proportional to 70,687.19, 97,548.53 and 40,472.97 is: 55,852.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,687.19 : 97,548.53 = 40,472.97 : x
  2. Step 2: Convert to fraction form
    70,687.19/97,548.53 = 40,472.97/x
  3. Step 3: Cross multiply
    70,687.19x = 97,548.53 × 40,472.97
  4. Step 4: Simplify right side
    70,687.19x = 3,948,078,769.74
  5. Step 5: Solve for x
    x = 3,948,078,769.74/70,687.19
  6. Step 6: Final answer
    x = 55,852.82

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