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Finding the Fourth Proportional to 173,060.92, 259,605.96 and 54,729.64

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Solution

The fourth proportional to 173,060.92, 259,605.96 and 54,729.64 is: 82,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,060.92 : 259,605.96 = 54,729.64 : x
  2. Step 2: Convert to fraction form
    173,060.92/259,605.96 = 54,729.64/x
  3. Step 3: Cross multiply
    173,060.92x = 259,605.96 × 54,729.64
  4. Step 4: Simplify right side
    173,060.92x = 14,208,140,732.65
  5. Step 5: Solve for x
    x = 14,208,140,732.65/173,060.92
  6. Step 6: Final answer
    x = 82,099.07

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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.