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Finding the Fourth Proportional to 222,823.76, 334,243.56 and 73,067.60

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Solution

The fourth proportional to 222,823.76, 334,243.56 and 73,067.60 is: 109,604.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,823.76 : 334,243.56 = 73,067.60 : x
  2. Step 2: Convert to fraction form
    222,823.76/334,243.56 = 73,067.60/x
  3. Step 3: Cross multiply
    222,823.76x = 334,243.56 × 73,067.60
  4. Step 4: Simplify right side
    222,823.76x = 24,422,374,744.66
  5. Step 5: Solve for x
    x = 24,422,374,744.66/222,823.76
  6. Step 6: Final answer
    x = 109,604.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.