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Finding the Fourth Proportional to 29,778.80, 44,668.31 and 10,057.53

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Solution

The fourth proportional to 29,778.80, 44,668.31 and 10,057.53 is: 15,086.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,778.80 : 44,668.31 = 10,057.53 : x
  2. Step 2: Convert to fraction form
    29,778.80/44,668.31 = 10,057.53/x
  3. Step 3: Cross multiply
    29,778.80x = 44,668.31 × 10,057.53
  4. Step 4: Simplify right side
    29,778.80x = 449,252,817.59
  5. Step 5: Solve for x
    x = 449,252,817.59/29,778.80
  6. Step 6: Final answer
    x = 15,086.33

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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.