Home / 53,932.56-80,846.60-20,627

Finding the Fourth Proportional to 53,932.56, 80,846.60 and 20,627

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Solution

The fourth proportional to 53,932.56, 80,846.60 and 20,627 is: 30,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,932.56 : 80,846.60 = 20,627 : x
  2. Step 2: Convert to fraction form
    53,932.56/80,846.60 = 20,627/x
  3. Step 3: Cross multiply
    53,932.56x = 80,846.60 × 20,627
  4. Step 4: Simplify right side
    53,932.56x = 1,667,622,818.20
  5. Step 5: Solve for x
    x = 1,667,622,818.20/53,932.56
  6. Step 6: Final answer
    x = 30,920.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.