Home / 168,735.33-252,977.74-102,159.61

Finding the Fourth Proportional to 168,735.33, 252,977.74 and 102,159.61

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Solution

The fourth proportional to 168,735.33, 252,977.74 and 102,159.61 is: 153,163.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,735.33 : 252,977.74 = 102,159.61 : x
  2. Step 2: Convert to fraction form
    168,735.33/252,977.74 = 102,159.61/x
  3. Step 3: Cross multiply
    168,735.33x = 252,977.74 × 102,159.61
  4. Step 4: Simplify right side
    168,735.33x = 25,844,107,257.08
  5. Step 5: Solve for x
    x = 25,844,107,257.08/168,735.33
  6. Step 6: Final answer
    x = 153,163.58

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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.