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Finding the Fourth Proportional to 169,449.20, 254,018.28 and 58,563.44

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Solution

The fourth proportional to 169,449.20, 254,018.28 and 58,563.44 is: 87,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,449.20 : 254,018.28 = 58,563.44 : x
  2. Step 2: Convert to fraction form
    169,449.20/254,018.28 = 58,563.44/x
  3. Step 3: Cross multiply
    169,449.20x = 254,018.28 × 58,563.44
  4. Step 4: Simplify right side
    169,449.20x = 14,876,184,299.68
  5. Step 5: Solve for x
    x = 14,876,184,299.68/169,449.20
  6. Step 6: Final answer
    x = 87,791.41

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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.