Home / 53,850.50-80,779.73-16,413.78

Finding the Fourth Proportional to 53,850.50, 80,779.73 and 16,413.78

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Solution

The fourth proportional to 53,850.50, 80,779.73 and 16,413.78 is: 24,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,850.50 : 80,779.73 = 16,413.78 : x
  2. Step 2: Convert to fraction form
    53,850.50/80,779.73 = 16,413.78/x
  3. Step 3: Cross multiply
    53,850.50x = 80,779.73 × 16,413.78
  4. Step 4: Simplify right side
    53,850.50x = 1,325,900,716.68
  5. Step 5: Solve for x
    x = 1,325,900,716.68/53,850.50
  6. Step 6: Final answer
    x = 24,621.88

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1.5x scale

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.