Home / 51,552.56-71,139.16-30,327.73

Finding the Fourth Proportional to 51,552.56, 71,139.16 and 30,327.73

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Solution

The fourth proportional to 51,552.56, 71,139.16 and 30,327.73 is: 41,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,552.56 : 71,139.16 = 30,327.73 : x
  2. Step 2: Convert to fraction form
    51,552.56/71,139.16 = 30,327.73/x
  3. Step 3: Cross multiply
    51,552.56x = 71,139.16 × 30,327.73
  4. Step 4: Simplify right side
    51,552.56x = 2,157,489,236.91
  5. Step 5: Solve for x
    x = 2,157,489,236.91/51,552.56
  6. Step 6: Final answer
    x = 41,850.28

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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.