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Finding the Fourth Proportional to 29,991.03, 44,962.23 and 12,473.97

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Solution

The fourth proportional to 29,991.03, 44,962.23 and 12,473.97 is: 18,700.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,991.03 : 44,962.23 = 12,473.97 : x
  2. Step 2: Convert to fraction form
    29,991.03/44,962.23 = 12,473.97/x
  3. Step 3: Cross multiply
    29,991.03x = 44,962.23 × 12,473.97
  4. Step 4: Simplify right side
    29,991.03x = 560,857,508.15
  5. Step 5: Solve for x
    x = 560,857,508.15/29,991.03
  6. Step 6: Final answer
    x = 18,700.84

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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.