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Finding the Fourth Proportional to 173,198.80, 259,733.40 and 60,835.60

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Solution

The fourth proportional to 173,198.80, 259,733.40 and 60,835.60 is: 91,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,198.80 : 259,733.40 = 60,835.60 : x
  2. Step 2: Convert to fraction form
    173,198.80/259,733.40 = 60,835.60/x
  3. Step 3: Cross multiply
    173,198.80x = 259,733.40 × 60,835.60
  4. Step 4: Simplify right side
    173,198.80x = 15,801,037,229.04
  5. Step 5: Solve for x
    x = 15,801,037,229.04/173,198.80
  6. Step 6: Final answer
    x = 91,230.64

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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.