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Finding the Fourth Proportional to 50,503.86, 75,672.03 and 30,722.58

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Solution

The fourth proportional to 50,503.86, 75,672.03 and 30,722.58 is: 46,032.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,503.86 : 75,672.03 = 30,722.58 : x
  2. Step 2: Convert to fraction form
    50,503.86/75,672.03 = 30,722.58/x
  3. Step 3: Cross multiply
    50,503.86x = 75,672.03 × 30,722.58
  4. Step 4: Simplify right side
    50,503.86x = 2,324,839,995.44
  5. Step 5: Solve for x
    x = 2,324,839,995.44/50,503.86
  6. Step 6: Final answer
    x = 46,032.92

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