Home / 74,413.12-111,626.76-24,493.66

Finding the Fourth Proportional to 74,413.12, 111,626.76 and 24,493.66

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Solution

The fourth proportional to 74,413.12, 111,626.76 and 24,493.66 is: 36,742.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,413.12 : 111,626.76 = 24,493.66 : x
  2. Step 2: Convert to fraction form
    74,413.12/111,626.76 = 24,493.66/x
  3. Step 3: Cross multiply
    74,413.12x = 111,626.76 × 24,493.66
  4. Step 4: Simplify right side
    74,413.12x = 2,734,147,906.34
  5. Step 5: Solve for x
    x = 2,734,147,906.34/74,413.12
  6. Step 6: Final answer
    x = 36,742.82

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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.