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Finding the Fourth Proportional to 173,496.67, 260,270.92 and 55,171.87

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Solution

The fourth proportional to 173,496.67, 260,270.92 and 55,171.87 is: 82,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,496.67 : 260,270.92 = 55,171.87 : x
  2. Step 2: Convert to fraction form
    173,496.67/260,270.92 = 55,171.87/x
  3. Step 3: Cross multiply
    173,496.67x = 260,270.92 × 55,171.87
  4. Step 4: Simplify right side
    173,496.67x = 14,359,633,363.02
  5. Step 5: Solve for x
    x = 14,359,633,363.02/173,496.67
  6. Step 6: Final answer
    x = 82,766.05

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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.