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Finding the Fourth Proportional to 70,855.98, 97,781.88 and 39,024.96

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Solution

The fourth proportional to 70,855.98, 97,781.88 and 39,024.96 is: 53,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,855.98 : 97,781.88 = 39,024.96 : x
  2. Step 2: Convert to fraction form
    70,855.98/97,781.88 = 39,024.96/x
  3. Step 3: Cross multiply
    70,855.98x = 97,781.88 × 39,024.96
  4. Step 4: Simplify right side
    70,855.98x = 3,815,933,955.72
  5. Step 5: Solve for x
    x = 3,815,933,955.72/70,855.98
  6. Step 6: Final answer
    x = 53,854.79

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