Home / 40,077.45-60,121.62-16,698.42

Finding the Fourth Proportional to 40,077.45, 60,121.62 and 16,698.42

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Solution

The fourth proportional to 40,077.45, 60,121.62 and 16,698.42 is: 25,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,077.45 : 60,121.62 = 16,698.42 : x
  2. Step 2: Convert to fraction form
    40,077.45/60,121.62 = 16,698.42/x
  3. Step 3: Cross multiply
    40,077.45x = 60,121.62 × 16,698.42
  4. Step 4: Simplify right side
    40,077.45x = 1,003,936,061.84
  5. Step 5: Solve for x
    x = 1,003,936,061.84/40,077.45
  6. Step 6: Final answer
    x = 25,049.90

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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.