Home / 36,754.95-50,721.61-20,401.98

Finding the Fourth Proportional to 36,754.95, 50,721.61 and 20,401.98

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Solution

The fourth proportional to 36,754.95, 50,721.61 and 20,401.98 is: 28,154.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,754.95 : 50,721.61 = 20,401.98 : x
  2. Step 2: Convert to fraction form
    36,754.95/50,721.61 = 20,401.98/x
  3. Step 3: Cross multiply
    36,754.95x = 50,721.61 × 20,401.98
  4. Step 4: Simplify right side
    36,754.95x = 1,034,821,272.79
  5. Step 5: Solve for x
    x = 1,034,821,272.79/36,754.95
  6. Step 6: Final answer
    x = 28,154.61

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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.