Home / 235,413.43-324,874.23-127,983.87

Finding the Fourth Proportional to 235,413.43, 324,874.23 and 127,983.87

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Solution

The fourth proportional to 235,413.43, 324,874.23 and 127,983.87 is: 176,619.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,413.43 : 324,874.23 = 127,983.87 : x
  2. Step 2: Convert to fraction form
    235,413.43/324,874.23 = 127,983.87/x
  3. Step 3: Cross multiply
    235,413.43x = 324,874.23 × 127,983.87
  4. Step 4: Simplify right side
    235,413.43x = 41,578,660,578.75
  5. Step 5: Solve for x
    x = 41,578,660,578.75/235,413.43
  6. Step 6: Final answer
    x = 176,619.75

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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.