Home / 179,245.78-247,366.24-98,680.80

Finding the Fourth Proportional to 179,245.78, 247,366.24 and 98,680.80

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Solution

The fourth proportional to 179,245.78, 247,366.24 and 98,680.80 is: 136,183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,245.78 : 247,366.24 = 98,680.80 : x
  2. Step 2: Convert to fraction form
    179,245.78/247,366.24 = 98,680.80/x
  3. Step 3: Cross multiply
    179,245.78x = 247,366.24 × 98,680.80
  4. Step 4: Simplify right side
    179,245.78x = 24,410,298,456.19
  5. Step 5: Solve for x
    x = 24,410,298,456.19/179,245.78
  6. Step 6: Final answer
    x = 136,183.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.