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Finding the Fourth Proportional to 173,195.55, 259,790.49 and 54,866.70

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Solution

The fourth proportional to 173,195.55, 259,790.49 and 54,866.70 is: 82,299.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,195.55 : 259,790.49 = 54,866.70 : x
  2. Step 2: Convert to fraction form
    173,195.55/259,790.49 = 54,866.70/x
  3. Step 3: Cross multiply
    173,195.55x = 259,790.49 × 54,866.70
  4. Step 4: Simplify right side
    173,195.55x = 14,253,846,877.68
  5. Step 5: Solve for x
    x = 14,253,846,877.68/173,195.55
  6. Step 6: Final answer
    x = 82,299.15

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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.