Home / 40,505.76-55,908.21-24,170.55

Finding the Fourth Proportional to 40,505.76, 55,908.21 and 24,170.55

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Solution

The fourth proportional to 40,505.76, 55,908.21 and 24,170.55 is: 33,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,505.76 : 55,908.21 = 24,170.55 : x
  2. Step 2: Convert to fraction form
    40,505.76/55,908.21 = 24,170.55/x
  3. Step 3: Cross multiply
    40,505.76x = 55,908.21 × 24,170.55
  4. Step 4: Simplify right side
    40,505.76x = 1,351,332,185.22
  5. Step 5: Solve for x
    x = 1,351,332,185.22/40,505.76
  6. Step 6: Final answer
    x = 33,361.48

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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.