Home / 40,577.45-55,997.06-22,180.94

Finding the Fourth Proportional to 40,577.45, 55,997.06 and 22,180.94

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Solution

The fourth proportional to 40,577.45, 55,997.06 and 22,180.94 is: 30,609.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,577.45 : 55,997.06 = 22,180.94 : x
  2. Step 2: Convert to fraction form
    40,577.45/55,997.06 = 22,180.94/x
  3. Step 3: Cross multiply
    40,577.45x = 55,997.06 × 22,180.94
  4. Step 4: Simplify right side
    40,577.45x = 1,242,067,220.56
  5. Step 5: Solve for x
    x = 1,242,067,220.56/40,577.45
  6. Step 6: Final answer
    x = 30,609.79

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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.