Home / 175,377.46-263,105.16-81,832.18

Finding the Fourth Proportional to 175,377.46, 263,105.16 and 81,832.18

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Solution

The fourth proportional to 175,377.46, 263,105.16 and 81,832.18 is: 122,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,377.46 : 263,105.16 = 81,832.18 : x
  2. Step 2: Convert to fraction form
    175,377.46/263,105.16 = 81,832.18/x
  3. Step 3: Cross multiply
    175,377.46x = 263,105.16 × 81,832.18
  4. Step 4: Simplify right side
    175,377.46x = 21,530,468,812.05
  5. Step 5: Solve for x
    x = 21,530,468,812.05/175,377.46
  6. Step 6: Final answer
    x = 122,766.45

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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.