Home / 48,921.93-73,413.77-20,841.99

Finding the Fourth Proportional to 48,921.93, 73,413.77 and 20,841.99

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Solution

The fourth proportional to 48,921.93, 73,413.77 and 20,841.99 is: 31,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,921.93 : 73,413.77 = 20,841.99 : x
  2. Step 2: Convert to fraction form
    48,921.93/73,413.77 = 20,841.99/x
  3. Step 3: Cross multiply
    48,921.93x = 73,413.77 × 20,841.99
  4. Step 4: Simplify right side
    48,921.93x = 1,530,089,217.68
  5. Step 5: Solve for x
    x = 1,530,089,217.68/48,921.93
  6. Step 6: Final answer
    x = 31,276.14

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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.