Home / 37,976.04-56,964.20-11,680.61

Finding the Fourth Proportional to 37,976.04, 56,964.20 and 11,680.61

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Solution

The fourth proportional to 37,976.04, 56,964.20 and 11,680.61 is: 17,520.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,976.04 : 56,964.20 = 11,680.61 : x
  2. Step 2: Convert to fraction form
    37,976.04/56,964.20 = 11,680.61/x
  3. Step 3: Cross multiply
    37,976.04x = 56,964.20 × 11,680.61
  4. Step 4: Simplify right side
    37,976.04x = 665,376,260.94
  5. Step 5: Solve for x
    x = 665,376,260.94/37,976.04
  6. Step 6: Final answer
    x = 17,520.95

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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.