Home / 33,529.78-50,495.50-30,540.45

Finding the Fourth Proportional to 33,529.78, 50,495.50 and 30,540.45

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Solution

The fourth proportional to 33,529.78, 50,495.50 and 30,540.45 is: 45,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,529.78 : 50,495.50 = 30,540.45 : x
  2. Step 2: Convert to fraction form
    33,529.78/50,495.50 = 30,540.45/x
  3. Step 3: Cross multiply
    33,529.78x = 50,495.50 × 30,540.45
  4. Step 4: Simplify right side
    33,529.78x = 1,542,155,292.98
  5. Step 5: Solve for x
    x = 1,542,155,292.98/33,529.78
  6. Step 6: Final answer
    x = 45,993.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.