Home / 40,163.34-55,425.41-22,261.04

Finding the Fourth Proportional to 40,163.34, 55,425.41 and 22,261.04

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Solution

The fourth proportional to 40,163.34, 55,425.41 and 22,261.04 is: 30,720.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,163.34 : 55,425.41 = 22,261.04 : x
  2. Step 2: Convert to fraction form
    40,163.34/55,425.41 = 22,261.04/x
  3. Step 3: Cross multiply
    40,163.34x = 55,425.41 × 22,261.04
  4. Step 4: Simplify right side
    40,163.34x = 1,233,827,375.08
  5. Step 5: Solve for x
    x = 1,233,827,375.08/40,163.34
  6. Step 6: Final answer
    x = 30,720.24

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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.