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Finding the Fourth Proportional to 29,555.50, 44,346.21 and 17,243.50

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Solution

The fourth proportional to 29,555.50, 44,346.21 and 17,243.50 is: 25,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.50 : 44,346.21 = 17,243.50 : x
  2. Step 2: Convert to fraction form
    29,555.50/44,346.21 = 17,243.50/x
  3. Step 3: Cross multiply
    29,555.50x = 44,346.21 × 17,243.50
  4. Step 4: Simplify right side
    29,555.50x = 764,683,872.14
  5. Step 5: Solve for x
    x = 764,683,872.14/29,555.50
  6. Step 6: Final answer
    x = 25,872.81

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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.