Home / 197,619.68-296,337.23-71,243.28

Finding the Fourth Proportional to 197,619.68, 296,337.23 and 71,243.28

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Solution

The fourth proportional to 197,619.68, 296,337.23 and 71,243.28 is: 106,831.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,619.68 : 296,337.23 = 71,243.28 : x
  2. Step 2: Convert to fraction form
    197,619.68/296,337.23 = 71,243.28/x
  3. Step 3: Cross multiply
    197,619.68x = 296,337.23 × 71,243.28
  4. Step 4: Simplify right side
    197,619.68x = 21,112,034,413.41
  5. Step 5: Solve for x
    x = 21,112,034,413.41/197,619.68
  6. Step 6: Final answer
    x = 106,831.64

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1.5x scale

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.