Home / 195,183.36-292,895.36-76,834.56

Finding the Fourth Proportional to 195,183.36, 292,895.36 and 76,834.56

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Solution

The fourth proportional to 195,183.36, 292,895.36 and 76,834.56 is: 115,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,183.36 : 292,895.36 = 76,834.56 : x
  2. Step 2: Convert to fraction form
    195,183.36/292,895.36 = 76,834.56/x
  3. Step 3: Cross multiply
    195,183.36x = 292,895.36 × 76,834.56
  4. Step 4: Simplify right side
    195,183.36x = 22,504,486,111.64
  5. Step 5: Solve for x
    x = 22,504,486,111.64/195,183.36
  6. Step 6: Final answer
    x = 115,299.20

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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.