Home / 193,454.37-290,183.69-58,519.82

Finding the Fourth Proportional to 193,454.37, 290,183.69 and 58,519.82

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Solution

The fourth proportional to 193,454.37, 290,183.69 and 58,519.82 is: 87,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,454.37 : 290,183.69 = 58,519.82 : x
  2. Step 2: Convert to fraction form
    193,454.37/290,183.69 = 58,519.82/x
  3. Step 3: Cross multiply
    193,454.37x = 290,183.69 × 58,519.82
  4. Step 4: Simplify right side
    193,454.37x = 16,981,495,562.22
  5. Step 5: Solve for x
    x = 16,981,495,562.22/193,454.37
  6. Step 6: Final answer
    x = 87,780.37

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1.5x scale

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.