Home / 51,767.70-71,353.39-36,640.95

Finding the Fourth Proportional to 51,767.70, 71,353.39 and 36,640.95

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Solution

The fourth proportional to 51,767.70, 71,353.39 and 36,640.95 is: 50,503.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,767.70 : 71,353.39 = 36,640.95 : x
  2. Step 2: Convert to fraction form
    51,767.70/71,353.39 = 36,640.95/x
  3. Step 3: Cross multiply
    51,767.70x = 71,353.39 × 36,640.95
  4. Step 4: Simplify right side
    51,767.70x = 2,614,455,812.12
  5. Step 5: Solve for x
    x = 2,614,455,812.12/51,767.70
  6. Step 6: Final answer
    x = 50,503.61

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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.