Home / 53,645.96-80,441.94-18,576.20

Finding the Fourth Proportional to 53,645.96, 80,441.94 and 18,576.20

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Solution

The fourth proportional to 53,645.96, 80,441.94 and 18,576.20 is: 27,854.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.96 : 80,441.94 = 18,576.20 : x
  2. Step 2: Convert to fraction form
    53,645.96/80,441.94 = 18,576.20/x
  3. Step 3: Cross multiply
    53,645.96x = 80,441.94 × 18,576.20
  4. Step 4: Simplify right side
    53,645.96x = 1,494,305,565.83
  5. Step 5: Solve for x
    x = 1,494,305,565.83/53,645.96
  6. Step 6: Final answer
    x = 27,854.95

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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.