Home / 177,200.78-244,530.24-100,729.94

Finding the Fourth Proportional to 177,200.78, 244,530.24 and 100,729.94

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Solution

The fourth proportional to 177,200.78, 244,530.24 and 100,729.94 is: 139,003.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,200.78 : 244,530.24 = 100,729.94 : x
  2. Step 2: Convert to fraction form
    177,200.78/244,530.24 = 100,729.94/x
  3. Step 3: Cross multiply
    177,200.78x = 244,530.24 × 100,729.94
  4. Step 4: Simplify right side
    177,200.78x = 24,631,515,432.56
  5. Step 5: Solve for x
    x = 24,631,515,432.56/177,200.78
  6. Step 6: Final answer
    x = 139,003.42

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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.