Home / 206,723.06-310,085.80-73,608.46

Finding the Fourth Proportional to 206,723.06, 310,085.80 and 73,608.46

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Solution

The fourth proportional to 206,723.06, 310,085.80 and 73,608.46 is: 110,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,723.06 : 310,085.80 = 73,608.46 : x
  2. Step 2: Convert to fraction form
    206,723.06/310,085.80 = 73,608.46/x
  3. Step 3: Cross multiply
    206,723.06x = 310,085.80 × 73,608.46
  4. Step 4: Simplify right side
    206,723.06x = 22,824,938,205.87
  5. Step 5: Solve for x
    x = 22,824,938,205.87/206,723.06
  6. Step 6: Final answer
    x = 110,413.12

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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.