Home / 114,155.20-171,233.96-50,978.54

Finding the Fourth Proportional to 114,155.20, 171,233.96 and 50,978.54

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Solution

The fourth proportional to 114,155.20, 171,233.96 and 50,978.54 is: 76,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,155.20 : 171,233.96 = 50,978.54 : x
  2. Step 2: Convert to fraction form
    114,155.20/171,233.96 = 50,978.54/x
  3. Step 3: Cross multiply
    114,155.20x = 171,233.96 × 50,978.54
  4. Step 4: Simplify right side
    114,155.20x = 8,729,257,834.75
  5. Step 5: Solve for x
    x = 8,729,257,834.75/114,155.20
  6. Step 6: Final answer
    x = 76,468.33

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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.