Home / 134,662.45-201,998.78-50,413.76

Finding the Fourth Proportional to 134,662.45, 201,998.78 and 50,413.76

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Solution

The fourth proportional to 134,662.45, 201,998.78 and 50,413.76 is: 75,622.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,662.45 : 201,998.78 = 50,413.76 : x
  2. Step 2: Convert to fraction form
    134,662.45/201,998.78 = 50,413.76/x
  3. Step 3: Cross multiply
    134,662.45x = 201,998.78 × 50,413.76
  4. Step 4: Simplify right side
    134,662.45x = 10,183,518,015.21
  5. Step 5: Solve for x
    x = 10,183,518,015.21/134,662.45
  6. Step 6: Final answer
    x = 75,622.55

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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.