Home / 40,084.38-60,121.62-16,707.78

Finding the Fourth Proportional to 40,084.38, 60,121.62 and 16,707.78

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Solution

The fourth proportional to 40,084.38, 60,121.62 and 16,707.78 is: 25,059.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,084.38 : 60,121.62 = 16,707.78 : x
  2. Step 2: Convert to fraction form
    40,084.38/60,121.62 = 16,707.78/x
  3. Step 3: Cross multiply
    40,084.38x = 60,121.62 × 16,707.78
  4. Step 4: Simplify right side
    40,084.38x = 1,004,498,800.20
  5. Step 5: Solve for x
    x = 1,004,498,800.20/40,084.38
  6. Step 6: Final answer
    x = 25,059.61

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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.