Home / 53,645.46-80,441.19-18,575.70

Finding the Fourth Proportional to 53,645.46, 80,441.19 and 18,575.70

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Solution

The fourth proportional to 53,645.46, 80,441.19 and 18,575.70 is: 27,854.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,645.46 : 80,441.19 = 18,575.70 : x
  2. Step 2: Convert to fraction form
    53,645.46/80,441.19 = 18,575.70/x
  3. Step 3: Cross multiply
    53,645.46x = 80,441.19 × 18,575.70
  4. Step 4: Simplify right side
    53,645.46x = 1,494,251,413.08
  5. Step 5: Solve for x
    x = 1,494,251,413.08/53,645.46
  6. Step 6: Final answer
    x = 27,854.20

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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.