Home / 326,877.12-451,183.68-190,944

Finding the Fourth Proportional to 326,877.12, 451,183.68 and 190,944

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Solution

The fourth proportional to 326,877.12, 451,183.68 and 190,944 is: 263,557.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,877.12 : 451,183.68 = 190,944 : x
  2. Step 2: Convert to fraction form
    326,877.12/451,183.68 = 190,944/x
  3. Step 3: Cross multiply
    326,877.12x = 451,183.68 × 190,944
  4. Step 4: Simplify right side
    326,877.12x = 86,150,816,593.92
  5. Step 5: Solve for x
    x = 86,150,816,593.92/326,877.12
  6. Step 6: Final answer
    x = 263,557.19

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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.