Home / 40,682.45-61,033.42-16,976.81

Finding the Fourth Proportional to 40,682.45, 61,033.42 and 16,976.81

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Solution

The fourth proportional to 40,682.45, 61,033.42 and 16,976.81 is: 25,469.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,682.45 : 61,033.42 = 16,976.81 : x
  2. Step 2: Convert to fraction form
    40,682.45/61,033.42 = 16,976.81/x
  3. Step 3: Cross multiply
    40,682.45x = 61,033.42 × 16,976.81
  4. Step 4: Simplify right side
    40,682.45x = 1,036,152,469.82
  5. Step 5: Solve for x
    x = 1,036,152,469.82/40,682.45
  6. Step 6: Final answer
    x = 25,469.27

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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.