Home / 76,922.46-106,123.77-50,087.97

Finding the Fourth Proportional to 76,922.46, 106,123.77 and 50,087.97

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Solution

The fourth proportional to 76,922.46, 106,123.77 and 50,087.97 is: 69,102.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,922.46 : 106,123.77 = 50,087.97 : x
  2. Step 2: Convert to fraction form
    76,922.46/106,123.77 = 50,087.97/x
  3. Step 3: Cross multiply
    76,922.46x = 106,123.77 × 50,087.97
  4. Step 4: Simplify right side
    76,922.46x = 5,315,524,208.05
  5. Step 5: Solve for x
    x = 5,315,524,208.05/76,922.46
  6. Step 6: Final answer
    x = 69,102.37

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1.5x scale

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.