Home / 74,211.80-111,294.61-24,280.79

Finding the Fourth Proportional to 74,211.80, 111,294.61 and 24,280.79

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Solution

The fourth proportional to 74,211.80, 111,294.61 and 24,280.79 is: 36,413.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,211.80 : 111,294.61 = 24,280.79 : x
  2. Step 2: Convert to fraction form
    74,211.80/111,294.61 = 24,280.79/x
  3. Step 3: Cross multiply
    74,211.80x = 111,294.61 × 24,280.79
  4. Step 4: Simplify right side
    74,211.80x = 2,702,320,749.38
  5. Step 5: Solve for x
    x = 2,702,320,749.38/74,211.80
  6. Step 6: Final answer
    x = 36,413.63

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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.