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Finding the Fourth Proportional to 81,094.86, 111,911.06 and 45,284.76

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Solution

The fourth proportional to 81,094.86, 111,911.06 and 45,284.76 is: 62,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,094.86 : 111,911.06 = 45,284.76 : x
  2. Step 2: Convert to fraction form
    81,094.86/111,911.06 = 45,284.76/x
  3. Step 3: Cross multiply
    81,094.86x = 111,911.06 × 45,284.76
  4. Step 4: Simplify right side
    81,094.86x = 5,067,865,493.45
  5. Step 5: Solve for x
    x = 5,067,865,493.45/81,094.86
  6. Step 6: Final answer
    x = 62,493.05

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