The formula to calculate the Ideal Race Weight (IRW) is:
\[ IRW = \frac{19 \cdot H^2}{703} \]
Where:
Let's say the height is 70 inches. Using the formula:
\[ IRW = \frac{19 \cdot 70^2}{703} \]
We get:
\[ IRW \approx 132.6 \text{ lbs} \]
So, the ideal race weight is approximately 132.6 lbs.