Home / 168,596.85-253,037.16-84,331.74

Finding the Fourth Proportional to 168,596.85, 253,037.16 and 84,331.74

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Solution

The fourth proportional to 168,596.85, 253,037.16 and 84,331.74 is: 126,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,596.85 : 253,037.16 = 84,331.74 : x
  2. Step 2: Convert to fraction form
    168,596.85/253,037.16 = 84,331.74/x
  3. Step 3: Cross multiply
    168,596.85x = 253,037.16 × 84,331.74
  4. Step 4: Simplify right side
    168,596.85x = 21,339,063,987.46
  5. Step 5: Solve for x
    x = 21,339,063,987.46/168,596.85
  6. Step 6: Final answer
    x = 126,568.58

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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.