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Finding the Fourth Proportional to 29,942.62, 44,898.26 and 8,879.76

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Solution

The fourth proportional to 29,942.62, 44,898.26 and 8,879.76 is: 13,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,942.62 : 44,898.26 = 8,879.76 : x
  2. Step 2: Convert to fraction form
    29,942.62/44,898.26 = 8,879.76/x
  3. Step 3: Cross multiply
    29,942.62x = 44,898.26 × 8,879.76
  4. Step 4: Simplify right side
    29,942.62x = 398,685,773.22
  5. Step 5: Solve for x
    x = 398,685,773.22/29,942.62
  6. Step 6: Final answer
    x = 13,314.99

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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.