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Finding the Fourth Proportional to 29,429.01, 44,138.96 and 8,370.03

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Solution

The fourth proportional to 29,429.01, 44,138.96 and 8,370.03 is: 12,553.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,429.01 : 44,138.96 = 8,370.03 : x
  2. Step 2: Convert to fraction form
    29,429.01/44,138.96 = 8,370.03/x
  3. Step 3: Cross multiply
    29,429.01x = 44,138.96 × 8,370.03
  4. Step 4: Simplify right side
    29,429.01x = 369,444,377.52
  5. Step 5: Solve for x
    x = 369,444,377.52/29,429.01
  6. Step 6: Final answer
    x = 12,553.75

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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.