Home / 37,079.43-51,169.65-21,163.56

Finding the Fourth Proportional to 37,079.43, 51,169.65 and 21,163.56

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Solution

The fourth proportional to 37,079.43, 51,169.65 and 21,163.56 is: 29,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,079.43 : 51,169.65 = 21,163.56 : x
  2. Step 2: Convert to fraction form
    37,079.43/51,169.65 = 21,163.56/x
  3. Step 3: Cross multiply
    37,079.43x = 51,169.65 × 21,163.56
  4. Step 4: Simplify right side
    37,079.43x = 1,082,931,957.95
  5. Step 5: Solve for x
    x = 1,082,931,957.95/37,079.43
  6. Step 6: Final answer
    x = 29,205.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.