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Finding the Fourth Proportional to 29,273.56, 43,871 and 15,204.32

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Solution

The fourth proportional to 29,273.56, 43,871 and 15,204.32 is: 22,786.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,273.56 : 43,871 = 15,204.32 : x
  2. Step 2: Convert to fraction form
    29,273.56/43,871 = 15,204.32/x
  3. Step 3: Cross multiply
    29,273.56x = 43,871 × 15,204.32
  4. Step 4: Simplify right side
    29,273.56x = 667,028,722.72
  5. Step 5: Solve for x
    x = 667,028,722.72/29,273.56
  6. Step 6: Final answer
    x = 22,786.05

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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.