Home / 43,413.68-65,120.56-12,244.88

Finding the Fourth Proportional to 43,413.68, 65,120.56 and 12,244.88

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Solution

The fourth proportional to 43,413.68, 65,120.56 and 12,244.88 is: 18,367.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,413.68 : 65,120.56 = 12,244.88 : x
  2. Step 2: Convert to fraction form
    43,413.68/65,120.56 = 12,244.88/x
  3. Step 3: Cross multiply
    43,413.68x = 65,120.56 × 12,244.88
  4. Step 4: Simplify right side
    43,413.68x = 797,393,442.73
  5. Step 5: Solve for x
    x = 797,393,442.73/43,413.68
  6. Step 6: Final answer
    x = 18,367.33

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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.