Home / 168,785.78-253,203.83-62,161.53

Finding the Fourth Proportional to 168,785.78, 253,203.83 and 62,161.53

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Solution

The fourth proportional to 168,785.78, 253,203.83 and 62,161.53 is: 93,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,785.78 : 253,203.83 = 62,161.53 : x
  2. Step 2: Convert to fraction form
    168,785.78/253,203.83 = 62,161.53/x
  3. Step 3: Cross multiply
    168,785.78x = 253,203.83 × 62,161.53
  4. Step 4: Simplify right side
    168,785.78x = 15,739,537,163.85
  5. Step 5: Solve for x
    x = 15,739,537,163.85/168,785.78
  6. Step 6: Final answer
    x = 93,251.56

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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.