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Finding the Fourth Proportional to 79,855.14, 110,196.36 and 45,840

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Solution

The fourth proportional to 79,855.14, 110,196.36 and 45,840 is: 63,257.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,855.14 : 110,196.36 = 45,840 : x
  2. Step 2: Convert to fraction form
    79,855.14/110,196.36 = 45,840/x
  3. Step 3: Cross multiply
    79,855.14x = 110,196.36 × 45,840
  4. Step 4: Simplify right side
    79,855.14x = 5,051,401,142.40
  5. Step 5: Solve for x
    x = 5,051,401,142.40/79,855.14
  6. Step 6: Final answer
    x = 63,257.06

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