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Finding the Fourth Proportional to 173,170.96, 259,730.46 and 54,826.96

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Solution

The fourth proportional to 173,170.96, 259,730.46 and 54,826.96 is: 82,232.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,170.96 : 259,730.46 = 54,826.96 : x
  2. Step 2: Convert to fraction form
    173,170.96/259,730.46 = 54,826.96/x
  3. Step 3: Cross multiply
    173,170.96x = 259,730.46 × 54,826.96
  4. Step 4: Simplify right side
    173,170.96x = 14,240,231,541.20
  5. Step 5: Solve for x
    x = 14,240,231,541.20/173,170.96
  6. Step 6: Final answer
    x = 82,232.21

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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.