Home / 37,710.43-56,589.49-21,081.38

Finding the Fourth Proportional to 37,710.43, 56,589.49 and 21,081.38

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Solution

The fourth proportional to 37,710.43, 56,589.49 and 21,081.38 is: 31,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.43 : 56,589.49 = 21,081.38 : x
  2. Step 2: Convert to fraction form
    37,710.43/56,589.49 = 21,081.38/x
  3. Step 3: Cross multiply
    37,710.43x = 56,589.49 × 21,081.38
  4. Step 4: Simplify right side
    37,710.43x = 1,192,984,542.70
  5. Step 5: Solve for x
    x = 1,192,984,542.70/37,710.43
  6. Step 6: Final answer
    x = 31,635.40

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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.