Home / 167,377.23-230,979.86-90,895.79

Finding the Fourth Proportional to 167,377.23, 230,979.86 and 90,895.79

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Solution

The fourth proportional to 167,377.23, 230,979.86 and 90,895.79 is: 125,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,377.23 : 230,979.86 = 90,895.79 : x
  2. Step 2: Convert to fraction form
    167,377.23/230,979.86 = 90,895.79/x
  3. Step 3: Cross multiply
    167,377.23x = 230,979.86 × 90,895.79
  4. Step 4: Simplify right side
    167,377.23x = 20,995,095,239.41
  5. Step 5: Solve for x
    x = 20,995,095,239.41/167,377.23
  6. Step 6: Final answer
    x = 125,435.79

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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.