Home / 331,114.60-496,490.46-131,232.52

Finding the Fourth Proportional to 331,114.60, 496,490.46 and 131,232.52

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Solution

The fourth proportional to 331,114.60, 496,490.46 and 131,232.52 is: 196,776.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,114.60 : 496,490.46 = 131,232.52 : x
  2. Step 2: Convert to fraction form
    331,114.60/496,490.46 = 131,232.52/x
  3. Step 3: Cross multiply
    331,114.60x = 496,490.46 × 131,232.52
  4. Step 4: Simplify right side
    331,114.60x = 65,155,694,221.76
  5. Step 5: Solve for x
    x = 65,155,694,221.76/331,114.60
  6. Step 6: Final answer
    x = 196,776.87

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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.