Home / 179,015.78-268,503.62-45,899.17

Finding the Fourth Proportional to 179,015.78, 268,503.62 and 45,899.17

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Solution

The fourth proportional to 179,015.78, 268,503.62 and 45,899.17 is: 68,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,015.78 : 268,503.62 = 45,899.17 : x
  2. Step 2: Convert to fraction form
    179,015.78/268,503.62 = 45,899.17/x
  3. Step 3: Cross multiply
    179,015.78x = 268,503.62 × 45,899.17
  4. Step 4: Simplify right side
    179,015.78x = 12,324,092,399.24
  5. Step 5: Solve for x
    x = 12,324,092,399.24/179,015.78
  6. Step 6: Final answer
    x = 68,843.61

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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.