Home / 207,949.70-311,924.55-181,705.70

Finding the Fourth Proportional to 207,949.70, 311,924.55 and 181,705.70

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Solution

The fourth proportional to 207,949.70, 311,924.55 and 181,705.70 is: 272,558.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,949.70 : 311,924.55 = 181,705.70 : x
  2. Step 2: Convert to fraction form
    207,949.70/311,924.55 = 181,705.70/x
  3. Step 3: Cross multiply
    207,949.70x = 311,924.55 × 181,705.70
  4. Step 4: Simplify right side
    207,949.70x = 56,678,468,704.94
  5. Step 5: Solve for x
    x = 56,678,468,704.94/207,949.70
  6. Step 6: Final answer
    x = 272,558.55

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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.