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Finding the Fourth Proportional to 167,499.60, 251,249.40 and 96,640.80

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Solution

The fourth proportional to 167,499.60, 251,249.40 and 96,640.80 is: 144,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,499.60 : 251,249.40 = 96,640.80 : x
  2. Step 2: Convert to fraction form
    167,499.60/251,249.40 = 96,640.80/x
  3. Step 3: Cross multiply
    167,499.60x = 251,249.40 × 96,640.80
  4. Step 4: Simplify right side
    167,499.60x = 24,280,943,015.52
  5. Step 5: Solve for x
    x = 24,280,943,015.52/167,499.60
  6. Step 6: Final answer
    x = 144,961.20

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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.