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Finding the Fourth Proportional to 29,295.18, 43,942.77 and 8,234.37

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Solution

The fourth proportional to 29,295.18, 43,942.77 and 8,234.37 is: 12,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,295.18 : 43,942.77 = 8,234.37 : x
  2. Step 2: Convert to fraction form
    29,295.18/43,942.77 = 8,234.37/x
  3. Step 3: Cross multiply
    29,295.18x = 43,942.77 × 8,234.37
  4. Step 4: Simplify right side
    29,295.18x = 361,841,027.00
  5. Step 5: Solve for x
    x = 361,841,027.00/29,295.18
  6. Step 6: Final answer
    x = 12,351.56

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1.5x scale

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.