Home / 53,852.20-80,781.34-16,413.50

Finding the Fourth Proportional to 53,852.20, 80,781.34 and 16,413.50

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Solution

The fourth proportional to 53,852.20, 80,781.34 and 16,413.50 is: 24,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,852.20 : 80,781.34 = 16,413.50 : x
  2. Step 2: Convert to fraction form
    53,852.20/80,781.34 = 16,413.50/x
  3. Step 3: Cross multiply
    53,852.20x = 80,781.34 × 16,413.50
  4. Step 4: Simplify right side
    53,852.20x = 1,325,904,524.09
  5. Step 5: Solve for x
    x = 1,325,904,524.09/53,852.20
  6. Step 6: Final answer
    x = 24,621.18

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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.