Home / 175,517.25-263,064.35-80,616.48

Finding the Fourth Proportional to 175,517.25, 263,064.35 and 80,616.48

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Solution

The fourth proportional to 175,517.25, 263,064.35 and 80,616.48 is: 120,827.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,517.25 : 263,064.35 = 80,616.48 : x
  2. Step 2: Convert to fraction form
    175,517.25/263,064.35 = 80,616.48/x
  3. Step 3: Cross multiply
    175,517.25x = 263,064.35 × 80,616.48
  4. Step 4: Simplify right side
    175,517.25x = 21,207,320,192.08
  5. Step 5: Solve for x
    x = 21,207,320,192.08/175,517.25
  6. Step 6: Final answer
    x = 120,827.56

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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.