Home / 84,174.76-116,121.09-50,163.67

Finding the Fourth Proportional to 84,174.76, 116,121.09 and 50,163.67

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Solution

The fourth proportional to 84,174.76, 116,121.09 and 50,163.67 is: 69,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,174.76 : 116,121.09 = 50,163.67 : x
  2. Step 2: Convert to fraction form
    84,174.76/116,121.09 = 50,163.67/x
  3. Step 3: Cross multiply
    84,174.76x = 116,121.09 × 50,163.67
  4. Step 4: Simplify right side
    84,174.76x = 5,825,060,038.80
  5. Step 5: Solve for x
    x = 5,825,060,038.80/84,174.76
  6. Step 6: Final answer
    x = 69,201.98

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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.