What does Ezekiel 40:36 mean?

Its guardrooms, pillars, and porch were the same size as the others. The gate and its porch had windows all around. It was about eighty-seven and a half feet long and forty-three and three-quarters feet wide. Ezekiel 40:36 - Modern Text Bible

(The inner north gate is described with the same details as the other gates, reinforcing the temple's symmetry.)