Home / 50,999.70-76,413.20-31,236.96

Finding the Fourth Proportional to 50,999.70, 76,413.20 and 31,236.96

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Solution

The fourth proportional to 50,999.70, 76,413.20 and 31,236.96 is: 46,802.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,999.70 : 76,413.20 = 31,236.96 : x
  2. Step 2: Convert to fraction form
    50,999.70/76,413.20 = 31,236.96/x
  3. Step 3: Cross multiply
    50,999.70x = 76,413.20 × 31,236.96
  4. Step 4: Simplify right side
    50,999.70x = 2,386,915,915.69
  5. Step 5: Solve for x
    x = 2,386,915,915.69/50,999.70
  6. Step 6: Final answer
    x = 46,802.55

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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.