Home / 40,090.68-55,323.77-22,186.44

Finding the Fourth Proportional to 40,090.68, 55,323.77 and 22,186.44

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Solution

The fourth proportional to 40,090.68, 55,323.77 and 22,186.44 is: 30,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.68 : 55,323.77 = 22,186.44 : x
  2. Step 2: Convert to fraction form
    40,090.68/55,323.77 = 22,186.44/x
  3. Step 3: Cross multiply
    40,090.68x = 55,323.77 × 22,186.44
  4. Step 4: Simplify right side
    40,090.68x = 1,227,437,227.06
  5. Step 5: Solve for x
    x = 1,227,437,227.06/40,090.68
  6. Step 6: Final answer
    x = 30,616.53

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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.