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Finding the Fourth Proportional to 173,494.67, 260,267.92 and 55,169.87

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Solution

The fourth proportional to 173,494.67, 260,267.92 and 55,169.87 is: 82,763.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,494.67 : 260,267.92 = 55,169.87 : x
  2. Step 2: Convert to fraction form
    173,494.67/260,267.92 = 55,169.87/x
  3. Step 3: Cross multiply
    173,494.67x = 260,267.92 × 55,169.87
  4. Step 4: Simplify right side
    173,494.67x = 14,358,945,872.31
  5. Step 5: Solve for x
    x = 14,358,945,872.31/173,494.67
  6. Step 6: Final answer
    x = 82,763.04

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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.