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Finding the Fourth Proportional to 173,174.20, 259,759.50 and 54,845.53

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Solution

The fourth proportional to 173,174.20, 259,759.50 and 54,845.53 is: 82,267.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,174.20 : 259,759.50 = 54,845.53 : x
  2. Step 2: Convert to fraction form
    173,174.20/259,759.50 = 54,845.53/x
  3. Step 3: Cross multiply
    173,174.20x = 259,759.50 × 54,845.53
  4. Step 4: Simplify right side
    173,174.20x = 14,246,646,937.75
  5. Step 5: Solve for x
    x = 14,246,646,937.75/173,174.20
  6. Step 6: Final answer
    x = 82,267.72

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1.5x scale

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.