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Finding the Fourth Proportional to 133,245.72, 199,860.30 and 44,491.77

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Solution

The fourth proportional to 133,245.72, 199,860.30 and 44,491.77 is: 66,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,245.72 : 199,860.30 = 44,491.77 : x
  2. Step 2: Convert to fraction form
    133,245.72/199,860.30 = 44,491.77/x
  3. Step 3: Cross multiply
    133,245.72x = 199,860.30 × 44,491.77
  4. Step 4: Simplify right side
    133,245.72x = 8,892,138,499.73
  5. Step 5: Solve for x
    x = 8,892,138,499.73/133,245.72
  6. Step 6: Final answer
    x = 66,734.89

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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.