Home / 74,163.38-111,050.67-50,835.38

Finding the Fourth Proportional to 74,163.38, 111,050.67 and 50,835.38

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Solution

The fourth proportional to 74,163.38, 111,050.67 and 50,835.38 is: 76,119.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,163.38 : 111,050.67 = 50,835.38 : x
  2. Step 2: Convert to fraction form
    74,163.38/111,050.67 = 50,835.38/x
  3. Step 3: Cross multiply
    74,163.38x = 111,050.67 × 50,835.38
  4. Step 4: Simplify right side
    74,163.38x = 5,645,303,008.70
  5. Step 5: Solve for x
    x = 5,645,303,008.70/74,163.38
  6. Step 6: Final answer
    x = 76,119.82

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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.