Home / 50,040.66-75,022.83-30,313.98

Finding the Fourth Proportional to 50,040.66, 75,022.83 and 30,313.98

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Solution

The fourth proportional to 50,040.66, 75,022.83 and 30,313.98 is: 45,447.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,040.66 : 75,022.83 = 30,313.98 : x
  2. Step 2: Convert to fraction form
    50,040.66/75,022.83 = 30,313.98/x
  3. Step 3: Cross multiply
    50,040.66x = 75,022.83 × 30,313.98
  4. Step 4: Simplify right side
    50,040.66x = 2,274,240,568.16
  5. Step 5: Solve for x
    x = 2,274,240,568.16/50,040.66
  6. Step 6: Final answer
    x = 45,447.85

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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.