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Finding the Fourth Proportional to 70,903.95, 97,846.98 and 39,072.87

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Solution

The fourth proportional to 70,903.95, 97,846.98 and 39,072.87 is: 53,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,903.95 : 97,846.98 = 39,072.87 : x
  2. Step 2: Convert to fraction form
    70,903.95/97,846.98 = 39,072.87/x
  3. Step 3: Cross multiply
    70,903.95x = 97,846.98 × 39,072.87
  4. Step 4: Simplify right side
    70,903.95x = 3,823,162,292.80
  5. Step 5: Solve for x
    x = 3,823,162,292.80/70,903.95
  6. Step 6: Final answer
    x = 53,920.30

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