Home / 128,413.91-192,572.97-44,150.22

Finding the Fourth Proportional to 128,413.91, 192,572.97 and 44,150.22

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Solution

The fourth proportional to 128,413.91, 192,572.97 and 44,150.22 is: 66,208.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,413.91 : 192,572.97 = 44,150.22 : x
  2. Step 2: Convert to fraction form
    128,413.91/192,572.97 = 44,150.22/x
  3. Step 3: Cross multiply
    128,413.91x = 192,572.97 × 44,150.22
  4. Step 4: Simplify right side
    128,413.91x = 8,502,138,028.69
  5. Step 5: Solve for x
    x = 8,502,138,028.69/128,413.91
  6. Step 6: Final answer
    x = 66,208.86

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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.