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Finding the Fourth Proportional to 178,753.98, 246,682.52 and 98,183.37

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Solution

The fourth proportional to 178,753.98, 246,682.52 and 98,183.37 is: 135,494.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,753.98 : 246,682.52 = 98,183.37 : x
  2. Step 2: Convert to fraction form
    178,753.98/246,682.52 = 98,183.37/x
  3. Step 3: Cross multiply
    178,753.98x = 246,682.52 × 98,183.37
  4. Step 4: Simplify right side
    178,753.98x = 24,220,121,133.69
  5. Step 5: Solve for x
    x = 24,220,121,133.69/178,753.98
  6. Step 6: Final answer
    x = 135,494.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.