Home / 192,519.92-265,570.83-111,938.54

Finding the Fourth Proportional to 192,519.92, 265,570.83 and 111,938.54

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Solution

The fourth proportional to 192,519.92, 265,570.83 and 111,938.54 is: 154,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,519.92 : 265,570.83 = 111,938.54 : x
  2. Step 2: Convert to fraction form
    192,519.92/265,570.83 = 111,938.54/x
  3. Step 3: Cross multiply
    192,519.92x = 265,570.83 × 111,938.54
  4. Step 4: Simplify right side
    192,519.92x = 29,727,609,648.93
  5. Step 5: Solve for x
    x = 29,727,609,648.93/192,519.92
  6. Step 6: Final answer
    x = 154,413.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.