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Finding the Fourth Proportional to 178,607.74, 246,481.23 and 98,033.80

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Solution

The fourth proportional to 178,607.74, 246,481.23 and 98,033.80 is: 135,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,607.74 : 246,481.23 = 98,033.80 : x
  2. Step 2: Convert to fraction form
    178,607.74/246,481.23 = 98,033.80/x
  3. Step 3: Cross multiply
    178,607.74x = 246,481.23 × 98,033.80
  4. Step 4: Simplify right side
    178,607.74x = 24,163,491,357.00
  5. Step 5: Solve for x
    x = 24,163,491,357.00/178,607.74
  6. Step 6: Final answer
    x = 135,288.04

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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.