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Finding the Fourth Proportional to 29,945.99, 44,905.99 and 15,902.96

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Solution

The fourth proportional to 29,945.99, 44,905.99 and 15,902.96 is: 23,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.99 : 44,905.99 = 15,902.96 : x
  2. Step 2: Convert to fraction form
    29,945.99/44,905.99 = 15,902.96/x
  3. Step 3: Cross multiply
    29,945.99x = 44,905.99 × 15,902.96
  4. Step 4: Simplify right side
    29,945.99x = 714,138,162.73
  5. Step 5: Solve for x
    x = 714,138,162.73/29,945.99
  6. Step 6: Final answer
    x = 23,847.54

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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.