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Finding the Fourth Proportional to 29,000, 43,506.02 and 11,230.20

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Solution

The fourth proportional to 29,000, 43,506.02 and 11,230.20 is: 16,847.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,000 : 43,506.02 = 11,230.20 : x
  2. Step 2: Convert to fraction form
    29,000/43,506.02 = 11,230.20/x
  3. Step 3: Cross multiply
    29,000x = 43,506.02 × 11,230.20
  4. Step 4: Simplify right side
    29,000x = 488,581,305.80
  5. Step 5: Solve for x
    x = 488,581,305.80/29,000
  6. Step 6: Final answer
    x = 16,847.63

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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.