Home / 40,168.35-55,436.22-22,263.39

Finding the Fourth Proportional to 40,168.35, 55,436.22 and 22,263.39

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Solution

The fourth proportional to 40,168.35, 55,436.22 and 22,263.39 is: 30,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,168.35 : 55,436.22 = 22,263.39 : x
  2. Step 2: Convert to fraction form
    40,168.35/55,436.22 = 22,263.39/x
  3. Step 3: Cross multiply
    40,168.35x = 55,436.22 × 22,263.39
  4. Step 4: Simplify right side
    40,168.35x = 1,234,198,185.99
  5. Step 5: Solve for x
    x = 1,234,198,185.99/40,168.35
  6. Step 6: Final answer
    x = 30,725.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.