Home / 169,025.88-253,578.83-55,173.09

Finding the Fourth Proportional to 169,025.88, 253,578.83 and 55,173.09

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Solution

The fourth proportional to 169,025.88, 253,578.83 and 55,173.09 is: 82,772.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,025.88 : 253,578.83 = 55,173.09 : x
  2. Step 2: Convert to fraction form
    169,025.88/253,578.83 = 55,173.09/x
  3. Step 3: Cross multiply
    169,025.88x = 253,578.83 × 55,173.09
  4. Step 4: Simplify right side
    169,025.88x = 13,990,727,609.68
  5. Step 5: Solve for x
    x = 13,990,727,609.68/169,025.88
  6. Step 6: Final answer
    x = 82,772.69

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1.5x scale

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.