Home / 233,786.75-322,619.25-131,811.32

Finding the Fourth Proportional to 233,786.75, 322,619.25 and 131,811.32

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Solution

The fourth proportional to 233,786.75, 322,619.25 and 131,811.32 is: 181,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,786.75 : 322,619.25 = 131,811.32 : x
  2. Step 2: Convert to fraction form
    233,786.75/322,619.25 = 131,811.32/x
  3. Step 3: Cross multiply
    233,786.75x = 322,619.25 × 131,811.32
  4. Step 4: Simplify right side
    233,786.75x = 42,524,867,586.81
  5. Step 5: Solve for x
    x = 42,524,867,586.81/233,786.75
  6. Step 6: Final answer
    x = 181,895.97

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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.