Home / 45,121.96-67,682.46-17,400.52

Finding the Fourth Proportional to 45,121.96, 67,682.46 and 17,400.52

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Solution

The fourth proportional to 45,121.96, 67,682.46 and 17,400.52 is: 26,100.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,121.96 : 67,682.46 = 17,400.52 : x
  2. Step 2: Convert to fraction form
    45,121.96/67,682.46 = 17,400.52/x
  3. Step 3: Cross multiply
    45,121.96x = 67,682.46 × 17,400.52
  4. Step 4: Simplify right side
    45,121.96x = 1,177,709,998.88
  5. Step 5: Solve for x
    x = 1,177,709,998.88/45,121.96
  6. Step 6: Final answer
    x = 26,100.59

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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.