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Finding the Fourth Proportional to 74,994.28, 103,493.74 and 44,773.97

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Solution

The fourth proportional to 74,994.28, 103,493.74 and 44,773.97 is: 61,789.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,994.28 : 103,493.74 = 44,773.97 : x
  2. Step 2: Convert to fraction form
    74,994.28/103,493.74 = 44,773.97/x
  3. Step 3: Cross multiply
    74,994.28x = 103,493.74 × 44,773.97
  4. Step 4: Simplify right side
    74,994.28x = 4,633,825,463.15
  5. Step 5: Solve for x
    x = 4,633,825,463.15/74,994.28
  6. Step 6: Final answer
    x = 61,789.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.